Home / 317,248.11-437,825.45-181,278.95

Finding the Fourth Proportional to 317,248.11, 437,825.45 and 181,278.95

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Solution

The fourth proportional to 317,248.11, 437,825.45 and 181,278.95 is: 250,178.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,248.11 : 437,825.45 = 181,278.95 : x
  2. Step 2: Convert to fraction form
    317,248.11/437,825.45 = 181,278.95/x
  3. Step 3: Cross multiply
    317,248.11x = 437,825.45 × 181,278.95
  4. Step 4: Simplify right side
    317,248.11x = 79,368,536,123.35
  5. Step 5: Solve for x
    x = 79,368,536,123.35/317,248.11
  6. Step 6: Final answer
    x = 250,178.12

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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.