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Finding the Third Proportional to 4,986,510.75 and 10,918,863

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Solution

The third proportional to 4,986,510.75 and 10,918,863 is: 23,908,816.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986,510.75 : 10,918,863 = 10,918,863 : x
  2. Step 2: Convert to fraction form
    4,986,510.75/10,918,863 = 10,918,863/x
  3. Step 3: Cross multiply
    4,986,510.75x = 10,918,863 × 10,918,863
  4. Step 4: Simplify right side
    4,986,510.75x = 119,221,569,212,769
  5. Step 5: Solve for x
    x = 119,221,569,212,769/4,986,510.75
  6. Step 6: Final answer
    x = 23,908,816.24

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.