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Finding the Fourth Proportional to 576,667.11, 865,069.92 and 239,935.64

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Solution

The fourth proportional to 576,667.11, 865,069.92 and 239,935.64 is: 359,932.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,667.11 : 865,069.92 = 239,935.64 : x
  2. Step 2: Convert to fraction form
    576,667.11/865,069.92 = 239,935.64/x
  3. Step 3: Cross multiply
    576,667.11x = 865,069.92 × 239,935.64
  4. Step 4: Simplify right side
    576,667.11x = 207,561,100,574.60
  5. Step 5: Solve for x
    x = 207,561,100,574.60/576,667.11
  6. Step 6: Final answer
    x = 359,932.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.