Home / 526,997.07-790,517.46-153,020.07

Finding the Fourth Proportional to 526,997.07, 790,517.46 and 153,020.07

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Solution

The fourth proportional to 526,997.07, 790,517.46 and 153,020.07 is: 229,536.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,997.07 : 790,517.46 = 153,020.07 : x
  2. Step 2: Convert to fraction form
    526,997.07/790,517.46 = 153,020.07/x
  3. Step 3: Cross multiply
    526,997.07x = 790,517.46 × 153,020.07
  4. Step 4: Simplify right side
    526,997.07x = 120,965,037,065.42
  5. Step 5: Solve for x
    x = 120,965,037,065.42/526,997.07
  6. Step 6: Final answer
    x = 229,536.45

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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.