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Finding the Third Proportional to 376,534 and 573,630

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Solution

The third proportional to 376,534 and 573,630 is: 873,895.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,534 : 573,630 = 573,630 : x
  2. Step 2: Convert to fraction form
    376,534/573,630 = 573,630/x
  3. Step 3: Cross multiply
    376,534x = 573,630 × 573,630
  4. Step 4: Simplify right side
    376,534x = 329,051,376,900
  5. Step 5: Solve for x
    x = 329,051,376,900/376,534
  6. Step 6: Final answer
    x = 873,895.52

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.