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Finding the Third Proportional to 830,734.13 and 1,244,715.38

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Solution

The third proportional to 830,734.13 and 1,244,715.38 is: 1,864,996.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,734.13 : 1,244,715.38 = 1,244,715.38 : x
  2. Step 2: Convert to fraction form
    830,734.13/1,244,715.38 = 1,244,715.38/x
  3. Step 3: Cross multiply
    830,734.13x = 1,244,715.38 × 1,244,715.38
  4. Step 4: Simplify right side
    830,734.13x = 1,549,316,364,761.39
  5. Step 5: Solve for x
    x = 1,549,316,364,761.39/830,734.13
  6. Step 6: Final answer
    x = 1,864,996.66

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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.