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Finding the Third Proportional to 437,492 and 625,612

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Solution

The third proportional to 437,492 and 625,612 is: 894,622.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,492 : 625,612 = 625,612 : x
  2. Step 2: Convert to fraction form
    437,492/625,612 = 625,612/x
  3. Step 3: Cross multiply
    437,492x = 625,612 × 625,612
  4. Step 4: Simplify right side
    437,492x = 391,390,374,544
  5. Step 5: Solve for x
    x = 391,390,374,544/437,492
  6. Step 6: Final answer
    x = 894,622.93

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.