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Finding the Fourth Proportional to 247,553.25, 372,673.38 and 221,834.13

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Solution

The fourth proportional to 247,553.25, 372,673.38 and 221,834.13 is: 333,955.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,553.25 : 372,673.38 = 221,834.13 : x
  2. Step 2: Convert to fraction form
    247,553.25/372,673.38 = 221,834.13/x
  3. Step 3: Cross multiply
    247,553.25x = 372,673.38 × 221,834.13
  4. Step 4: Simplify right side
    247,553.25x = 82,671,672,053.92
  5. Step 5: Solve for x
    x = 82,671,672,053.92/247,553.25
  6. Step 6: Final answer
    x = 333,955.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.