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Finding the Third Proportional to 243,386 and 532,653

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Solution

The third proportional to 243,386 and 532,653 is: 1,165,717.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,386 : 532,653 = 532,653 : x
  2. Step 2: Convert to fraction form
    243,386/532,653 = 532,653/x
  3. Step 3: Cross multiply
    243,386x = 532,653 × 532,653
  4. Step 4: Simplify right side
    243,386x = 283,719,218,409
  5. Step 5: Solve for x
    x = 283,719,218,409/243,386
  6. Step 6: Final answer
    x = 1,165,717.08

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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.