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Finding the Third Proportional to 13,261,561.50 and 28,988,487

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Solution

The third proportional to 13,261,561.50 and 28,988,487 is: 63,366,020.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,261,561.50 : 28,988,487 = 28,988,487 : x
  2. Step 2: Convert to fraction form
    13,261,561.50/28,988,487 = 28,988,487/x
  3. Step 3: Cross multiply
    13,261,561.50x = 28,988,487 × 28,988,487
  4. Step 4: Simplify right side
    13,261,561.50x = 840,332,378,549,169
  5. Step 5: Solve for x
    x = 840,332,378,549,169/13,261,561.50
  6. Step 6: Final answer
    x = 63,366,020.55

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.