Home / 579,179.04-868,769.28-158,458.56

Finding the Fourth Proportional to 579,179.04, 868,769.28 and 158,458.56

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Solution

The fourth proportional to 579,179.04, 868,769.28 and 158,458.56 is: 237,688.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,179.04 : 868,769.28 = 158,458.56 : x
  2. Step 2: Convert to fraction form
    579,179.04/868,769.28 = 158,458.56/x
  3. Step 3: Cross multiply
    579,179.04x = 868,769.28 × 158,458.56
  4. Step 4: Simplify right side
    579,179.04x = 137,663,929,081.04
  5. Step 5: Solve for x
    x = 137,663,929,081.04/579,179.04
  6. Step 6: Final answer
    x = 237,688.04

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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.