Home / 588,831.60-883,247.40-215,000.40

Finding the Fourth Proportional to 588,831.60, 883,247.40 and 215,000.40

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Solution

The fourth proportional to 588,831.60, 883,247.40 and 215,000.40 is: 322,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,831.60 : 883,247.40 = 215,000.40 : x
  2. Step 2: Convert to fraction form
    588,831.60/883,247.40 = 215,000.40/x
  3. Step 3: Cross multiply
    588,831.60x = 883,247.40 × 215,000.40
  4. Step 4: Simplify right side
    588,831.60x = 189,898,544,298.96
  5. Step 5: Solve for x
    x = 189,898,544,298.96/588,831.60
  6. Step 6: Final answer
    x = 322,500.60

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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.