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Finding the Third Proportional to 19,166,140 and 28,948,830

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Solution

The third proportional to 19,166,140 and 28,948,830 is: 43,724,754.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166,140 : 28,948,830 = 28,948,830 : x
  2. Step 2: Convert to fraction form
    19,166,140/28,948,830 = 28,948,830/x
  3. Step 3: Cross multiply
    19,166,140x = 28,948,830 × 28,948,830
  4. Step 4: Simplify right side
    19,166,140x = 838,034,758,368,900
  5. Step 5: Solve for x
    x = 838,034,758,368,900/19,166,140
  6. Step 6: Final answer
    x = 43,724,754.09

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.