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Finding the Fourth Proportional to 544,049.20, 816,073.80 and 292,106.80

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Solution

The fourth proportional to 544,049.20, 816,073.80 and 292,106.80 is: 438,160.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,049.20 : 816,073.80 = 292,106.80 : x
  2. Step 2: Convert to fraction form
    544,049.20/816,073.80 = 292,106.80/x
  3. Step 3: Cross multiply
    544,049.20x = 816,073.80 × 292,106.80
  4. Step 4: Simplify right side
    544,049.20x = 238,380,706,281.84
  5. Step 5: Solve for x
    x = 238,380,706,281.84/544,049.20
  6. Step 6: Final answer
    x = 438,160.20

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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.