Home / 324,125.40-486,188.10-181,824.60

Finding the Fourth Proportional to 324,125.40, 486,188.10 and 181,824.60

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Solution

The fourth proportional to 324,125.40, 486,188.10 and 181,824.60 is: 272,736.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,125.40 : 486,188.10 = 181,824.60 : x
  2. Step 2: Convert to fraction form
    324,125.40/486,188.10 = 181,824.60/x
  3. Step 3: Cross multiply
    324,125.40x = 486,188.10 × 181,824.60
  4. Step 4: Simplify right side
    324,125.40x = 88,400,956,807.26
  5. Step 5: Solve for x
    x = 88,400,956,807.26/324,125.40
  6. Step 6: Final answer
    x = 272,736.90

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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.