Home / 881,010.90-1,321,516.35-461,106.90

Finding the Fourth Proportional to 881,010.90, 1,321,516.35 and 461,106.90

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Solution

The fourth proportional to 881,010.90, 1,321,516.35 and 461,106.90 is: 691,660.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,010.90 : 1,321,516.35 = 461,106.90 : x
  2. Step 2: Convert to fraction form
    881,010.90/1,321,516.35 = 461,106.90/x
  3. Step 3: Cross multiply
    881,010.90x = 1,321,516.35 × 461,106.90
  4. Step 4: Simplify right side
    881,010.90x = 609,360,307,447.82
  5. Step 5: Solve for x
    x = 609,360,307,447.82/881,010.90
  6. Step 6: Final answer
    x = 691,660.35

Related Problems

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Half scale
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Double scale
Find fourth proportional to 881,011.90, 1,321,517.85 and 461,107.90
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.