Home / 526,944.55-790,542.57-171,959.21

Finding the Fourth Proportional to 526,944.55, 790,542.57 and 171,959.21

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Solution

The fourth proportional to 526,944.55, 790,542.57 and 171,959.21 is: 257,979.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,944.55 : 790,542.57 = 171,959.21 : x
  2. Step 2: Convert to fraction form
    526,944.55/790,542.57 = 171,959.21/x
  3. Step 3: Cross multiply
    526,944.55x = 790,542.57 × 171,959.21
  4. Step 4: Simplify right side
    526,944.55x = 135,941,075,808.57
  5. Step 5: Solve for x
    x = 135,941,075,808.57/526,944.55
  6. Step 6: Final answer
    x = 257,979.85

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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.