Home / 366,965.49-506,414.17-205,829.15

Finding the Fourth Proportional to 366,965.49, 506,414.17 and 205,829.15

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Solution

The fourth proportional to 366,965.49, 506,414.17 and 205,829.15 is: 284,045.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,965.49 : 506,414.17 = 205,829.15 : x
  2. Step 2: Convert to fraction form
    366,965.49/506,414.17 = 205,829.15/x
  3. Step 3: Cross multiply
    366,965.49x = 506,414.17 × 205,829.15
  4. Step 4: Simplify right side
    366,965.49x = 104,234,798,159.06
  5. Step 5: Solve for x
    x = 104,234,798,159.06/366,965.49
  6. Step 6: Final answer
    x = 284,045.23

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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.