Home / 329,414.04-494,239.50-129,623.76

Finding the Fourth Proportional to 329,414.04, 494,239.50 and 129,623.76

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Solution

The fourth proportional to 329,414.04, 494,239.50 and 129,623.76 is: 194,482.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,414.04 : 494,239.50 = 129,623.76 : x
  2. Step 2: Convert to fraction form
    329,414.04/494,239.50 = 129,623.76/x
  3. Step 3: Cross multiply
    329,414.04x = 494,239.50 × 129,623.76
  4. Step 4: Simplify right side
    329,414.04x = 64,065,182,330.52
  5. Step 5: Solve for x
    x = 64,065,182,330.52/329,414.04
  6. Step 6: Final answer
    x = 194,482.25

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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.