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Finding the Third Proportional to 721,762.31 and 1,550,140.88

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Solution

The third proportional to 721,762.31 and 1,550,140.88 is: 3,329,263.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,762.31 : 1,550,140.88 = 1,550,140.88 : x
  2. Step 2: Convert to fraction form
    721,762.31/1,550,140.88 = 1,550,140.88/x
  3. Step 3: Cross multiply
    721,762.31x = 1,550,140.88 × 1,550,140.88
  4. Step 4: Simplify right side
    721,762.31x = 2,402,936,732,345.77
  5. Step 5: Solve for x
    x = 2,402,936,732,345.77/721,762.31
  6. Step 6: Final answer
    x = 3,329,263.24

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.