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Finding the Third Proportional to 366,616.50 and 564,154.50

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Solution

The third proportional to 366,616.50 and 564,154.50 is: 868,128.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,616.50 : 564,154.50 = 564,154.50 : x
  2. Step 2: Convert to fraction form
    366,616.50/564,154.50 = 564,154.50/x
  3. Step 3: Cross multiply
    366,616.50x = 564,154.50 × 564,154.50
  4. Step 4: Simplify right side
    366,616.50x = 318,270,299,870.25
  5. Step 5: Solve for x
    x = 318,270,299,870.25/366,616.50
  6. Step 6: Final answer
    x = 868,128.68

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.