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Finding the Fourth Proportional to 450,763.60, 676,520.85 and 237,608.05

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Solution

The fourth proportional to 450,763.60, 676,520.85 and 237,608.05 is: 356,609.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,763.60 : 676,520.85 = 237,608.05 : x
  2. Step 2: Convert to fraction form
    450,763.60/676,520.85 = 237,608.05/x
  3. Step 3: Cross multiply
    450,763.60x = 676,520.85 × 237,608.05
  4. Step 4: Simplify right side
    450,763.60x = 160,746,799,952.84
  5. Step 5: Solve for x
    x = 160,746,799,952.84/450,763.60
  6. Step 6: Final answer
    x = 356,609.98

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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.