Home / 914,177.80-1,261,568.89-506,270.71

Finding the Fourth Proportional to 914,177.80, 1,261,568.89 and 506,270.71

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Solution

The fourth proportional to 914,177.80, 1,261,568.89 and 506,270.71 is: 698,655.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,177.80 : 1,261,568.89 = 506,270.71 : x
  2. Step 2: Convert to fraction form
    914,177.80/1,261,568.89 = 506,270.71/x
  3. Step 3: Cross multiply
    914,177.80x = 1,261,568.89 × 506,270.71
  4. Step 4: Simplify right side
    914,177.80x = 638,695,377,654.21
  5. Step 5: Solve for x
    x = 638,695,377,654.21/914,177.80
  6. Step 6: Final answer
    x = 698,655.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.