Home / 509,150.18-702,549.15-294,248.75

Finding the Fourth Proportional to 509,150.18, 702,549.15 and 294,248.75

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Solution

The fourth proportional to 509,150.18, 702,549.15 and 294,248.75 is: 406,018.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,150.18 : 702,549.15 = 294,248.75 : x
  2. Step 2: Convert to fraction form
    509,150.18/702,549.15 = 294,248.75/x
  3. Step 3: Cross multiply
    509,150.18x = 702,549.15 × 294,248.75
  4. Step 4: Simplify right side
    509,150.18x = 206,724,204,584.88
  5. Step 5: Solve for x
    x = 206,724,204,584.88/509,150.18
  6. Step 6: Final answer
    x = 406,018.13

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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.