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Finding the Fourth Proportional to 332,130.60, 498,195.90 and 306,469.80

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Solution

The fourth proportional to 332,130.60, 498,195.90 and 306,469.80 is: 459,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,130.60 : 498,195.90 = 306,469.80 : x
  2. Step 2: Convert to fraction form
    332,130.60/498,195.90 = 306,469.80/x
  3. Step 3: Cross multiply
    332,130.60x = 498,195.90 × 306,469.80
  4. Step 4: Simplify right side
    332,130.60x = 152,681,997,833.82
  5. Step 5: Solve for x
    x = 152,681,997,833.82/332,130.60
  6. Step 6: Final answer
    x = 459,704.70

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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.