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Finding the Third Proportional to 1,159,717.50 and 2,398,987.13

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Solution

The third proportional to 1,159,717.50 and 2,398,987.13 is: 4,962,535.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,717.50 : 2,398,987.13 = 2,398,987.13 : x
  2. Step 2: Convert to fraction form
    1,159,717.50/2,398,987.13 = 2,398,987.13/x
  3. Step 3: Cross multiply
    1,159,717.50x = 2,398,987.13 × 2,398,987.13
  4. Step 4: Simplify right side
    1,159,717.50x = 5,755,139,225,915.77
  5. Step 5: Solve for x
    x = 5,755,139,225,915.77/1,159,717.50
  6. Step 6: Final answer
    x = 4,962,535.47

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.