Home / 582,143.10-873,214.65-227,168.70

Finding the Fourth Proportional to 582,143.10, 873,214.65 and 227,168.70

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Solution

The fourth proportional to 582,143.10, 873,214.65 and 227,168.70 is: 340,753.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,143.10 : 873,214.65 = 227,168.70 : x
  2. Step 2: Convert to fraction form
    582,143.10/873,214.65 = 227,168.70/x
  3. Step 3: Cross multiply
    582,143.10x = 873,214.65 × 227,168.70
  4. Step 4: Simplify right side
    582,143.10x = 198,367,036,861.46
  5. Step 5: Solve for x
    x = 198,367,036,861.46/582,143.10
  6. Step 6: Final answer
    x = 340,753.05

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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.