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Finding the Fourth Proportional to 497,665,641.60, 746,498,462.40 and 304,173,878.40

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Solution

The fourth proportional to 497,665,641.60, 746,498,462.40 and 304,173,878.40 is: 456,260,817.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,665,641.60 : 746,498,462.40 = 304,173,878.40 : x
  2. Step 2: Convert to fraction form
    497,665,641.60/746,498,462.40 = 304,173,878.40/x
  3. Step 3: Cross multiply
    497,665,641.60x = 746,498,462.40 × 304,173,878.40
  4. Step 4: Simplify right side
    497,665,641.60x = 227,065,332,527,844,544
  5. Step 5: Solve for x
    x = 227,065,332,527,844,544/497,665,641.60
  6. Step 6: Final answer
    x = 456,260,817.60

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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.