Home / 881,677.80-1,322,516.70-216,829.80

Finding the Fourth Proportional to 881,677.80, 1,322,516.70 and 216,829.80

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Solution

The fourth proportional to 881,677.80, 1,322,516.70 and 216,829.80 is: 325,244.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,677.80 : 1,322,516.70 = 216,829.80 : x
  2. Step 2: Convert to fraction form
    881,677.80/1,322,516.70 = 216,829.80/x
  3. Step 3: Cross multiply
    881,677.80x = 1,322,516.70 × 216,829.80
  4. Step 4: Simplify right side
    881,677.80x = 286,761,031,557.66
  5. Step 5: Solve for x
    x = 286,761,031,557.66/881,677.80
  6. Step 6: Final answer
    x = 325,244.70

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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.