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Finding the Fourth Proportional to 480,232.73, 662,721.41 and 265,372.80

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Solution

The fourth proportional to 480,232.73, 662,721.41 and 265,372.80 is: 366,214.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,232.73 : 662,721.41 = 265,372.80 : x
  2. Step 2: Convert to fraction form
    480,232.73/662,721.41 = 265,372.80/x
  3. Step 3: Cross multiply
    480,232.73x = 662,721.41 × 265,372.80
  4. Step 4: Simplify right side
    480,232.73x = 175,868,234,864.78
  5. Step 5: Solve for x
    x = 175,868,234,864.78/480,232.73
  6. Step 6: Final answer
    x = 366,214.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.