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Finding the Third Proportional to 357,080.25 and 743,752.50

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Solution

The third proportional to 357,080.25 and 743,752.50 is: 1,549,141.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,080.25 : 743,752.50 = 743,752.50 : x
  2. Step 2: Convert to fraction form
    357,080.25/743,752.50 = 743,752.50/x
  3. Step 3: Cross multiply
    357,080.25x = 743,752.50 × 743,752.50
  4. Step 4: Simplify right side
    357,080.25x = 553,167,781,256.25
  5. Step 5: Solve for x
    x = 553,167,781,256.25/357,080.25
  6. Step 6: Final answer
    x = 1,549,141.35

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.