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Finding the Fourth Proportional to 497,748.90, 746,732.70 and 160,732.20

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Solution

The fourth proportional to 497,748.90, 746,732.70 and 160,732.20 is: 241,133.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,748.90 : 746,732.70 = 160,732.20 : x
  2. Step 2: Convert to fraction form
    497,748.90/746,732.70 = 160,732.20/x
  3. Step 3: Cross multiply
    497,748.90x = 746,732.70 × 160,732.20
  4. Step 4: Simplify right side
    497,748.90x = 120,023,989,682.94
  5. Step 5: Solve for x
    x = 120,023,989,682.94/497,748.90
  6. Step 6: Final answer
    x = 241,133.61

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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.