Home / 317,125.13-437,862.31-204,144.71

Finding the Fourth Proportional to 317,125.13, 437,862.31 and 204,144.71

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Solution

The fourth proportional to 317,125.13, 437,862.31 and 204,144.71 is: 281,867.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,125.13 : 437,862.31 = 204,144.71 : x
  2. Step 2: Convert to fraction form
    317,125.13/437,862.31 = 204,144.71/x
  3. Step 3: Cross multiply
    317,125.13x = 437,862.31 × 204,144.71
  4. Step 4: Simplify right side
    317,125.13x = 89,387,271,595.21
  5. Step 5: Solve for x
    x = 89,387,271,595.21/317,125.13
  6. Step 6: Final answer
    x = 281,867.52

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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.