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Finding the Third Proportional to 3,016,638 and 4,219,681.50

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Solution

The third proportional to 3,016,638 and 4,219,681.50 is: 5,902,502.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016,638 : 4,219,681.50 = 4,219,681.50 : x
  2. Step 2: Convert to fraction form
    3,016,638/4,219,681.50 = 4,219,681.50/x
  3. Step 3: Cross multiply
    3,016,638x = 4,219,681.50 × 4,219,681.50
  4. Step 4: Simplify right side
    3,016,638x = 17,805,711,961,442.25
  5. Step 5: Solve for x
    x = 17,805,711,961,442.25/3,016,638
  6. Step 6: Final answer
    x = 5,902,502.04

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.