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Finding the Third Proportional to 360,598 and 560,553

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Solution

The third proportional to 360,598 and 560,553 is: 871,384.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,598 : 560,553 = 560,553 : x
  2. Step 2: Convert to fraction form
    360,598/560,553 = 560,553/x
  3. Step 3: Cross multiply
    360,598x = 560,553 × 560,553
  4. Step 4: Simplify right side
    360,598x = 314,219,665,809
  5. Step 5: Solve for x
    x = 314,219,665,809/360,598
  6. Step 6: Final answer
    x = 871,384.94

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.