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Finding the Fourth Proportional to 435,686.38, 601,249.59 and 244,699.79

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Solution

The fourth proportional to 435,686.38, 601,249.59 and 244,699.79 is: 337,687.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,686.38 : 601,249.59 = 244,699.79 : x
  2. Step 2: Convert to fraction form
    435,686.38/601,249.59 = 244,699.79/x
  3. Step 3: Cross multiply
    435,686.38x = 601,249.59 × 244,699.79
  4. Step 4: Simplify right side
    435,686.38x = 147,125,645,404.34
  5. Step 5: Solve for x
    x = 147,125,645,404.34/435,686.38
  6. Step 6: Final answer
    x = 337,687.05

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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.