Home / 350,934.66-526,609.35-129,474.18

Finding the Fourth Proportional to 350,934.66, 526,609.35 and 129,474.18

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Solution

The fourth proportional to 350,934.66, 526,609.35 and 129,474.18 is: 194,287.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,934.66 : 526,609.35 = 129,474.18 : x
  2. Step 2: Convert to fraction form
    350,934.66/526,609.35 = 129,474.18/x
  3. Step 3: Cross multiply
    350,934.66x = 526,609.35 × 129,474.18
  4. Step 4: Simplify right side
    350,934.66x = 68,182,313,771.58
  5. Step 5: Solve for x
    x = 68,182,313,771.58/350,934.66
  6. Step 6: Final answer
    x = 194,287.77

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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.