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Finding the Fourth Proportional to 554,683.20, 832,024.80 and 532,910.40

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Solution

The fourth proportional to 554,683.20, 832,024.80 and 532,910.40 is: 799,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,683.20 : 832,024.80 = 532,910.40 : x
  2. Step 2: Convert to fraction form
    554,683.20/832,024.80 = 532,910.40/x
  3. Step 3: Cross multiply
    554,683.20x = 832,024.80 × 532,910.40
  4. Step 4: Simplify right side
    554,683.20x = 443,394,668,977.92
  5. Step 5: Solve for x
    x = 443,394,668,977.92/554,683.20
  6. Step 6: Final answer
    x = 799,365.60

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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.