Home / 330,518.25-456,115.19-179,615.25

Finding the Fourth Proportional to 330,518.25, 456,115.19 and 179,615.25

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Solution

The fourth proportional to 330,518.25, 456,115.19 and 179,615.25 is: 247,869.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,518.25 : 456,115.19 = 179,615.25 : x
  2. Step 2: Convert to fraction form
    330,518.25/456,115.19 = 179,615.25/x
  3. Step 3: Cross multiply
    330,518.25x = 456,115.19 × 179,615.25
  4. Step 4: Simplify right side
    330,518.25x = 81,925,242,982.57
  5. Step 5: Solve for x
    x = 81,925,242,982.57/330,518.25
  6. Step 6: Final answer
    x = 247,869.05

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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.