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Finding the Fourth Proportional to 488,601.60, 732,261.12 and 354,117.12

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Solution

The fourth proportional to 488,601.60, 732,261.12 and 354,117.12 is: 530,710.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,601.60 : 732,261.12 = 354,117.12 : x
  2. Step 2: Convert to fraction form
    488,601.60/732,261.12 = 354,117.12/x
  3. Step 3: Cross multiply
    488,601.60x = 732,261.12 × 354,117.12
  4. Step 4: Simplify right side
    488,601.60x = 259,306,198,902.37
  5. Step 5: Solve for x
    x = 259,306,198,902.37/488,601.60
  6. Step 6: Final answer
    x = 530,710.91

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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.