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Finding the Third Proportional to 834,148.13 and 1,248,346.69

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Solution

The third proportional to 834,148.13 and 1,248,346.69 is: 1,868,216.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,148.13 : 1,248,346.69 = 1,248,346.69 : x
  2. Step 2: Convert to fraction form
    834,148.13/1,248,346.69 = 1,248,346.69/x
  3. Step 3: Cross multiply
    834,148.13x = 1,248,346.69 × 1,248,346.69
  4. Step 4: Simplify right side
    834,148.13x = 1,558,369,452,192.22
  5. Step 5: Solve for x
    x = 1,558,369,452,192.22/834,148.13
  6. Step 6: Final answer
    x = 1,868,216.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.