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Finding the Fourth Proportional to 497,769,207.40, 746,653,811.10 and 497,769,207.40

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Solution

The fourth proportional to 497,769,207.40, 746,653,811.10 and 497,769,207.40 is: 746,653,811.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,769,207.40 : 746,653,811.10 = 497,769,207.40 : x
  2. Step 2: Convert to fraction form
    497,769,207.40/746,653,811.10 = 497,769,207.40/x
  3. Step 3: Cross multiply
    497,769,207.40x = 746,653,811.10 × 497,769,207.40
  4. Step 4: Simplify right side
    497,769,207.40x = 371,661,275,753,436,288
  5. Step 5: Solve for x
    x = 371,661,275,753,436,288/497,769,207.40
  6. Step 6: Final answer
    x = 746,653,811.10

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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.