Home / 326,141.13-450,079.34-197,061.69

Finding the Fourth Proportional to 326,141.13, 450,079.34 and 197,061.69

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Solution

The fourth proportional to 326,141.13, 450,079.34 and 197,061.69 is: 271,947.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,141.13 : 450,079.34 = 197,061.69 : x
  2. Step 2: Convert to fraction form
    326,141.13/450,079.34 = 197,061.69/x
  3. Step 3: Cross multiply
    326,141.13x = 450,079.34 × 197,061.69
  4. Step 4: Simplify right side
    326,141.13x = 88,693,394,389.18
  5. Step 5: Solve for x
    x = 88,693,394,389.18/326,141.13
  6. Step 6: Final answer
    x = 271,947.90

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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.