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Finding the Third Proportional to 4,665,397.50 and 7,302,829.50

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Solution

The third proportional to 4,665,397.50 and 7,302,829.50 is: 11,431,248.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665,397.50 : 7,302,829.50 = 7,302,829.50 : x
  2. Step 2: Convert to fraction form
    4,665,397.50/7,302,829.50 = 7,302,829.50/x
  3. Step 3: Cross multiply
    4,665,397.50x = 7,302,829.50 × 7,302,829.50
  4. Step 4: Simplify right side
    4,665,397.50x = 53,331,318,706,070.25
  5. Step 5: Solve for x
    x = 53,331,318,706,070.25/4,665,397.50
  6. Step 6: Final answer
    x = 11,431,248.61

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.