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Finding the Third Proportional to 495,074 and 743,705

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Solution

The third proportional to 495,074 and 743,705 is: 1,117,200.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,074 : 743,705 = 743,705 : x
  2. Step 2: Convert to fraction form
    495,074/743,705 = 743,705/x
  3. Step 3: Cross multiply
    495,074x = 743,705 × 743,705
  4. Step 4: Simplify right side
    495,074x = 553,097,127,025
  5. Step 5: Solve for x
    x = 553,097,127,025/495,074
  6. Step 6: Final answer
    x = 1,117,200.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.