Home / 526,910.06-790,367.15-127,550.18

Finding the Fourth Proportional to 526,910.06, 790,367.15 and 127,550.18

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Solution

The fourth proportional to 526,910.06, 790,367.15 and 127,550.18 is: 191,325.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,910.06 : 790,367.15 = 127,550.18 : x
  2. Step 2: Convert to fraction form
    526,910.06/790,367.15 = 127,550.18/x
  3. Step 3: Cross multiply
    526,910.06x = 790,367.15 × 127,550.18
  4. Step 4: Simplify right side
    526,910.06x = 100,811,474,543.38
  5. Step 5: Solve for x
    x = 100,811,474,543.38/526,910.06
  6. Step 6: Final answer
    x = 191,325.77

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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.