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Finding the Fourth Proportional to 624,391.13, 936,012.58 and 224,934.20

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Solution

The fourth proportional to 624,391.13, 936,012.58 and 224,934.20 is: 337,194.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,391.13 : 936,012.58 = 224,934.20 : x
  2. Step 2: Convert to fraction form
    624,391.13/936,012.58 = 224,934.20/x
  3. Step 3: Cross multiply
    624,391.13x = 936,012.58 × 224,934.20
  4. Step 4: Simplify right side
    624,391.13x = 210,541,239,139.89
  5. Step 5: Solve for x
    x = 210,541,239,139.89/624,391.13
  6. Step 6: Final answer
    x = 337,194.47

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.