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Finding the Third Proportional to 602,748 and 1,328,157

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Solution

The third proportional to 602,748 and 1,328,157 is: 2,926,597.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,748 : 1,328,157 = 1,328,157 : x
  2. Step 2: Convert to fraction form
    602,748/1,328,157 = 1,328,157/x
  3. Step 3: Cross multiply
    602,748x = 1,328,157 × 1,328,157
  4. Step 4: Simplify right side
    602,748x = 1,764,001,016,649
  5. Step 5: Solve for x
    x = 1,764,001,016,649/602,748
  6. Step 6: Final answer
    x = 2,926,597.88

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.