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Finding the Fourth Proportional to 546,086.71, 753,603.17 and 304,384.61

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Solution

The fourth proportional to 546,086.71, 753,603.17 and 304,384.61 is: 420,052.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,086.71 : 753,603.17 = 304,384.61 : x
  2. Step 2: Convert to fraction form
    546,086.71/753,603.17 = 304,384.61/x
  3. Step 3: Cross multiply
    546,086.71x = 753,603.17 × 304,384.61
  4. Step 4: Simplify right side
    546,086.71x = 229,385,207,357.30
  5. Step 5: Solve for x
    x = 229,385,207,357.30/546,086.71
  6. Step 6: Final answer
    x = 420,052.72

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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.