Home / 483,932.80-725,899.20-188,444.80

Finding the Fourth Proportional to 483,932.80, 725,899.20 and 188,444.80

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Solution

The fourth proportional to 483,932.80, 725,899.20 and 188,444.80 is: 282,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,932.80 : 725,899.20 = 188,444.80 : x
  2. Step 2: Convert to fraction form
    483,932.80/725,899.20 = 188,444.80/x
  3. Step 3: Cross multiply
    483,932.80x = 725,899.20 × 188,444.80
  4. Step 4: Simplify right side
    483,932.80x = 136,791,929,564.16
  5. Step 5: Solve for x
    x = 136,791,929,564.16/483,932.80
  6. Step 6: Final answer
    x = 282,667.20

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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.