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Finding the Fourth Proportional to 483,381.60, 725,331.60 and 202,927.20

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Solution

The fourth proportional to 483,381.60, 725,331.60 and 202,927.20 is: 304,499.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,381.60 : 725,331.60 = 202,927.20 : x
  2. Step 2: Convert to fraction form
    483,381.60/725,331.60 = 202,927.20/x
  3. Step 3: Cross multiply
    483,381.60x = 725,331.60 × 202,927.20
  4. Step 4: Simplify right side
    483,381.60x = 147,189,510,659.52
  5. Step 5: Solve for x
    x = 147,189,510,659.52/483,381.60
  6. Step 6: Final answer
    x = 304,499.61

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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.