Home / 394,498.74-591,501.56-166,677.24

Finding the Fourth Proportional to 394,498.74, 591,501.56 and 166,677.24

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Solution

The fourth proportional to 394,498.74, 591,501.56 and 166,677.24 is: 249,911.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,498.74 : 591,501.56 = 166,677.24 : x
  2. Step 2: Convert to fraction form
    394,498.74/591,501.56 = 166,677.24/x
  3. Step 3: Cross multiply
    394,498.74x = 591,501.56 × 166,677.24
  4. Step 4: Simplify right side
    394,498.74x = 98,589,846,643.11
  5. Step 5: Solve for x
    x = 98,589,846,643.11/394,498.74
  6. Step 6: Final answer
    x = 249,911.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.