Home / 317,217.55-437,719.88-181,260.30

Finding the Fourth Proportional to 317,217.55, 437,719.88 and 181,260.30

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Solution

The fourth proportional to 317,217.55, 437,719.88 and 181,260.30 is: 250,116.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,217.55 : 437,719.88 = 181,260.30 : x
  2. Step 2: Convert to fraction form
    317,217.55/437,719.88 = 181,260.30/x
  3. Step 3: Cross multiply
    317,217.55x = 437,719.88 × 181,260.30
  4. Step 4: Simplify right side
    317,217.55x = 79,341,236,764.76
  5. Step 5: Solve for x
    x = 79,341,236,764.76/317,217.55
  6. Step 6: Final answer
    x = 250,116.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.