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Finding the Fourth Proportional to 330,785,269.60, 496,177,904.40 and 330,785,269.60

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Solution

The fourth proportional to 330,785,269.60, 496,177,904.40 and 330,785,269.60 is: 496,177,904.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,785,269.60 : 496,177,904.40 = 330,785,269.60 : x
  2. Step 2: Convert to fraction form
    330,785,269.60/496,177,904.40 = 330,785,269.60/x
  3. Step 3: Cross multiply
    330,785,269.60x = 496,177,904.40 × 330,785,269.60
  4. Step 4: Simplify right side
    330,785,269.60x = 164,128,341,876,517,024
  5. Step 5: Solve for x
    x = 164,128,341,876,517,024/330,785,269.60
  6. Step 6: Final answer
    x = 496,177,904.40

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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.