Home / 330,933.52-456,691.80-180,030.88

Finding the Fourth Proportional to 330,933.52, 456,691.80 and 180,030.88

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Solution

The fourth proportional to 330,933.52, 456,691.80 and 180,030.88 is: 248,444.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,933.52 : 456,691.80 = 180,030.88 : x
  2. Step 2: Convert to fraction form
    330,933.52/456,691.80 = 180,030.88/x
  3. Step 3: Cross multiply
    330,933.52x = 456,691.80 × 180,030.88
  4. Step 4: Simplify right side
    330,933.52x = 82,218,626,642.78
  5. Step 5: Solve for x
    x = 82,218,626,642.78/330,933.52
  6. Step 6: Final answer
    x = 248,444.54

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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.