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Finding the Third Proportional to 107,376 and 242,590

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Solution

The third proportional to 107,376 and 242,590 is: 548,073.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,376 : 242,590 = 242,590 : x
  2. Step 2: Convert to fraction form
    107,376/242,590 = 242,590/x
  3. Step 3: Cross multiply
    107,376x = 242,590 × 242,590
  4. Step 4: Simplify right side
    107,376x = 58,849,908,100
  5. Step 5: Solve for x
    x = 58,849,908,100/107,376
  6. Step 6: Final answer
    x = 548,073.20

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Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.