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Finding the Fourth Proportional to 598,615.20, 897,922.80 and 533,661.30

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Solution

The fourth proportional to 598,615.20, 897,922.80 and 533,661.30 is: 800,491.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,615.20 : 897,922.80 = 533,661.30 : x
  2. Step 2: Convert to fraction form
    598,615.20/897,922.80 = 533,661.30/x
  3. Step 3: Cross multiply
    598,615.20x = 897,922.80 × 533,661.30
  4. Step 4: Simplify right side
    598,615.20x = 479,186,648,747.64
  5. Step 5: Solve for x
    x = 479,186,648,747.64/598,615.20
  6. Step 6: Final answer
    x = 800,491.95

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Double scale
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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.