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Finding the Fourth Proportional to 546,063.70, 819,095.55 and 521,569.30

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Solution

The fourth proportional to 546,063.70, 819,095.55 and 521,569.30 is: 782,353.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,063.70 : 819,095.55 = 521,569.30 : x
  2. Step 2: Convert to fraction form
    546,063.70/819,095.55 = 521,569.30/x
  3. Step 3: Cross multiply
    546,063.70x = 819,095.55 × 521,569.30
  4. Step 4: Simplify right side
    546,063.70x = 427,215,092,646.62
  5. Step 5: Solve for x
    x = 427,215,092,646.62/546,063.70
  6. Step 6: Final answer
    x = 782,353.95

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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.