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Finding the Fourth Proportional to 565,230.60, 847,845.90 and 144,484.20

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Solution

The fourth proportional to 565,230.60, 847,845.90 and 144,484.20 is: 216,726.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,230.60 : 847,845.90 = 144,484.20 : x
  2. Step 2: Convert to fraction form
    565,230.60/847,845.90 = 144,484.20/x
  3. Step 3: Cross multiply
    565,230.60x = 847,845.90 × 144,484.20
  4. Step 4: Simplify right side
    565,230.60x = 122,500,336,584.78
  5. Step 5: Solve for x
    x = 122,500,336,584.78/565,230.60
  6. Step 6: Final answer
    x = 216,726.30

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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.