Home / 539,114.94-743,966.73-297,397.71

Finding the Fourth Proportional to 539,114.94, 743,966.73 and 297,397.71

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Solution

The fourth proportional to 539,114.94, 743,966.73 and 297,397.71 is: 410,402.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,114.94 : 743,966.73 = 297,397.71 : x
  2. Step 2: Convert to fraction form
    539,114.94/743,966.73 = 297,397.71/x
  3. Step 3: Cross multiply
    539,114.94x = 743,966.73 × 297,397.71
  4. Step 4: Simplify right side
    539,114.94x = 221,254,001,818.19
  5. Step 5: Solve for x
    x = 221,254,001,818.19/539,114.94
  6. Step 6: Final answer
    x = 410,402.28

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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.