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Finding the Third Proportional to 518,089.50 and 799,282.50

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Solution

The third proportional to 518,089.50 and 799,282.50 is: 1,233,092.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,089.50 : 799,282.50 = 799,282.50 : x
  2. Step 2: Convert to fraction form
    518,089.50/799,282.50 = 799,282.50/x
  3. Step 3: Cross multiply
    518,089.50x = 799,282.50 × 799,282.50
  4. Step 4: Simplify right side
    518,089.50x = 638,852,514,806.25
  5. Step 5: Solve for x
    x = 638,852,514,806.25/518,089.50
  6. Step 6: Final answer
    x = 1,233,092.96

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.