Home / 588,632.20-882,948.30-145,400.20

Finding the Fourth Proportional to 588,632.20, 882,948.30 and 145,400.20

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Solution

The fourth proportional to 588,632.20, 882,948.30 and 145,400.20 is: 218,100.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,632.20 : 882,948.30 = 145,400.20 : x
  2. Step 2: Convert to fraction form
    588,632.20/882,948.30 = 145,400.20/x
  3. Step 3: Cross multiply
    588,632.20x = 882,948.30 × 145,400.20
  4. Step 4: Simplify right side
    588,632.20x = 128,380,859,409.66
  5. Step 5: Solve for x
    x = 128,380,859,409.66/588,632.20
  6. Step 6: Final answer
    x = 218,100.30

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Half scale
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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.