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Finding the Third Proportional to 38,869,240 and 85,060,592

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Solution

The third proportional to 38,869,240 and 85,060,592 is: 186,144,733.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,869,240 : 85,060,592 = 85,060,592 : x
  2. Step 2: Convert to fraction form
    38,869,240/85,060,592 = 85,060,592/x
  3. Step 3: Cross multiply
    38,869,240x = 85,060,592 × 85,060,592
  4. Step 4: Simplify right side
    38,869,240x = 7,235,304,311,390,464
  5. Step 5: Solve for x
    x = 7,235,304,311,390,464/38,869,240
  6. Step 6: Final answer
    x = 186,144,733.25

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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.