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Finding the Third Proportional to 250,492.50 and 553,473

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Solution

The third proportional to 250,492.50 and 553,473 is: 1,222,920.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,492.50 : 553,473 = 553,473 : x
  2. Step 2: Convert to fraction form
    250,492.50/553,473 = 553,473/x
  3. Step 3: Cross multiply
    250,492.50x = 553,473 × 553,473
  4. Step 4: Simplify right side
    250,492.50x = 306,332,361,729
  5. Step 5: Solve for x
    x = 306,332,361,729/250,492.50
  6. Step 6: Final answer
    x = 1,222,920.29

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.