Home / 443,831.64-612,456.89-250,246.23

Finding the Fourth Proportional to 443,831.64, 612,456.89 and 250,246.23

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Solution

The fourth proportional to 443,831.64, 612,456.89 and 250,246.23 is: 345,322.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,831.64 : 612,456.89 = 250,246.23 : x
  2. Step 2: Convert to fraction form
    443,831.64/612,456.89 = 250,246.23/x
  3. Step 3: Cross multiply
    443,831.64x = 612,456.89 × 250,246.23
  4. Step 4: Simplify right side
    443,831.64x = 153,265,027,760.03
  5. Step 5: Solve for x
    x = 153,265,027,760.03/443,831.64
  6. Step 6: Final answer
    x = 345,322.45

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.