Home / 881,024.40-1,321,536.60-461,120.40

Finding the Fourth Proportional to 881,024.40, 1,321,536.60 and 461,120.40

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Solution

The fourth proportional to 881,024.40, 1,321,536.60 and 461,120.40 is: 691,680.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,024.40 : 1,321,536.60 = 461,120.40 : x
  2. Step 2: Convert to fraction form
    881,024.40/1,321,536.60 = 461,120.40/x
  3. Step 3: Cross multiply
    881,024.40x = 1,321,536.60 × 461,120.40
  4. Step 4: Simplify right side
    881,024.40x = 609,387,485,606.64
  5. Step 5: Solve for x
    x = 609,387,485,606.64/881,024.40
  6. Step 6: Final answer
    x = 691,680.60

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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.