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Finding the Third Proportional to 12,929,692.50 and 28,282,581

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Solution

The third proportional to 12,929,692.50 and 28,282,581 is: 61,865,693.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,929,692.50 : 28,282,581 = 28,282,581 : x
  2. Step 2: Convert to fraction form
    12,929,692.50/28,282,581 = 28,282,581/x
  3. Step 3: Cross multiply
    12,929,692.50x = 28,282,581 × 28,282,581
  4. Step 4: Simplify right side
    12,929,692.50x = 799,904,388,021,561
  5. Step 5: Solve for x
    x = 799,904,388,021,561/12,929,692.50
  6. Step 6: Final answer
    x = 61,865,693.10

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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.