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Finding the Fourth Proportional to 403,595,366.80, 604,436,456.40 and 403,595,366.80

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Solution

The fourth proportional to 403,595,366.80, 604,436,456.40 and 403,595,366.80 is: 604,436,456.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,595,366.80 : 604,436,456.40 = 403,595,366.80 : x
  2. Step 2: Convert to fraction form
    403,595,366.80/604,436,456.40 = 403,595,366.80/x
  3. Step 3: Cross multiply
    403,595,366.80x = 604,436,456.40 × 403,595,366.80
  4. Step 4: Simplify right side
    403,595,366.80x = 243,947,753,328,050,208
  5. Step 5: Solve for x
    x = 243,947,753,328,050,208/403,595,366.80
  6. Step 6: Final answer
    x = 604,436,456.40

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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.