Home / 526,904.87-790,359.32-127,544.96

Finding the Fourth Proportional to 526,904.87, 790,359.32 and 127,544.96

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Solution

The fourth proportional to 526,904.87, 790,359.32 and 127,544.96 is: 191,317.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,904.87 : 790,359.32 = 127,544.96 : x
  2. Step 2: Convert to fraction form
    526,904.87/790,359.32 = 127,544.96/x
  3. Step 3: Cross multiply
    526,904.87x = 790,359.32 × 127,544.96
  4. Step 4: Simplify right side
    526,904.87x = 100,806,350,149.79
  5. Step 5: Solve for x
    x = 100,806,350,149.79/526,904.87
  6. Step 6: Final answer
    x = 191,317.93

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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.