Home / 330,591.18-456,206.24-187,364.46

Finding the Fourth Proportional to 330,591.18, 456,206.24 and 187,364.46

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Solution

The fourth proportional to 330,591.18, 456,206.24 and 187,364.46 is: 258,557.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,591.18 : 456,206.24 = 187,364.46 : x
  2. Step 2: Convert to fraction form
    330,591.18/456,206.24 = 187,364.46/x
  3. Step 3: Cross multiply
    330,591.18x = 456,206.24 × 187,364.46
  4. Step 4: Simplify right side
    330,591.18x = 85,476,835,806.23
  5. Step 5: Solve for x
    x = 85,476,835,806.23/330,591.18
  6. Step 6: Final answer
    x = 258,557.52

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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.