Home / 268,437.38-370,434.14-147,577.79

Finding the Fourth Proportional to 268,437.38, 370,434.14 and 147,577.79

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Solution

The fourth proportional to 268,437.38, 370,434.14 and 147,577.79 is: 203,652.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,437.38 : 370,434.14 = 147,577.79 : x
  2. Step 2: Convert to fraction form
    268,437.38/370,434.14 = 147,577.79/x
  3. Step 3: Cross multiply
    268,437.38x = 370,434.14 × 147,577.79
  4. Step 4: Simplify right side
    268,437.38x = 54,667,849,131.69
  5. Step 5: Solve for x
    x = 54,667,849,131.69/268,437.38
  6. Step 6: Final answer
    x = 203,652.15

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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.