Home / 319,745.38-441,251.68-176,502.34

Finding the Fourth Proportional to 319,745.38, 441,251.68 and 176,502.34

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Solution

The fourth proportional to 319,745.38, 441,251.68 and 176,502.34 is: 243,574.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,745.38 : 441,251.68 = 176,502.34 : x
  2. Step 2: Convert to fraction form
    319,745.38/441,251.68 = 176,502.34/x
  3. Step 3: Cross multiply
    319,745.38x = 441,251.68 × 176,502.34
  4. Step 4: Simplify right side
    319,745.38x = 77,881,954,048.93
  5. Step 5: Solve for x
    x = 77,881,954,048.93/319,745.38
  6. Step 6: Final answer
    x = 243,574.92

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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.