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Finding the Fourth Proportional to 546,511.24, 814,333.85 and 486,888.76

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Solution

The fourth proportional to 546,511.24, 814,333.85 and 486,888.76 is: 725,492.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,511.24 : 814,333.85 = 486,888.76 : x
  2. Step 2: Convert to fraction form
    546,511.24/814,333.85 = 486,888.76/x
  3. Step 3: Cross multiply
    546,511.24x = 814,333.85 × 486,888.76
  4. Step 4: Simplify right side
    546,511.24x = 396,489,998,452.53
  5. Step 5: Solve for x
    x = 396,489,998,452.53/546,511.24
  6. Step 6: Final answer
    x = 725,492.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.