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Finding the Third Proportional to 370,522 and 574,087

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Solution

The third proportional to 370,522 and 574,087 is: 889,490.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,522 : 574,087 = 574,087 : x
  2. Step 2: Convert to fraction form
    370,522/574,087 = 574,087/x
  3. Step 3: Cross multiply
    370,522x = 574,087 × 574,087
  4. Step 4: Simplify right side
    370,522x = 329,575,883,569
  5. Step 5: Solve for x
    x = 329,575,883,569/370,522
  6. Step 6: Final answer
    x = 889,490.73

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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.