Home / 296,583.60-444,832.20-86,199.60

Finding the Fourth Proportional to 296,583.60, 444,832.20 and 86,199.60

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Solution

The fourth proportional to 296,583.60, 444,832.20 and 86,199.60 is: 129,286.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,583.60 : 444,832.20 = 86,199.60 : x
  2. Step 2: Convert to fraction form
    296,583.60/444,832.20 = 86,199.60/x
  3. Step 3: Cross multiply
    296,583.60x = 444,832.20 × 86,199.60
  4. Step 4: Simplify right side
    296,583.60x = 38,344,357,707.12
  5. Step 5: Solve for x
    x = 38,344,357,707.12/296,583.60
  6. Step 6: Final answer
    x = 129,286.84

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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.