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Finding the Fourth Proportional to 40,369,097.60, 60,553,646.40 and 40,369,097.60

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Solution

The fourth proportional to 40,369,097.60, 60,553,646.40 and 40,369,097.60 is: 60,553,646.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,369,097.60 : 60,553,646.40 = 40,369,097.60 : x
  2. Step 2: Convert to fraction form
    40,369,097.60/60,553,646.40 = 40,369,097.60/x
  3. Step 3: Cross multiply
    40,369,097.60x = 60,553,646.40 × 40,369,097.60
  4. Step 4: Simplify right side
    40,369,097.60x = 2,444,496,061,557,488.50
  5. Step 5: Solve for x
    x = 2,444,496,061,557,488.50/40,369,097.60
  6. Step 6: Final answer
    x = 60,553,646.40

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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.