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Finding the Third Proportional to 779,230.13 and 1,218,052.69

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Solution

The third proportional to 779,230.13 and 1,218,052.69 is: 1,903,997.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,230.13 : 1,218,052.69 = 1,218,052.69 : x
  2. Step 2: Convert to fraction form
    779,230.13/1,218,052.69 = 1,218,052.69/x
  3. Step 3: Cross multiply
    779,230.13x = 1,218,052.69 × 1,218,052.69
  4. Step 4: Simplify right side
    779,230.13x = 1,483,652,349,525.97
  5. Step 5: Solve for x
    x = 1,483,652,349,525.97/779,230.13
  6. Step 6: Final answer
    x = 1,903,997.68

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.