Home / 294,289.11-406,132.34-173,435.49

Finding the Fourth Proportional to 294,289.11, 406,132.34 and 173,435.49

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Solution

The fourth proportional to 294,289.11, 406,132.34 and 173,435.49 is: 239,348.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,289.11 : 406,132.34 = 173,435.49 : x
  2. Step 2: Convert to fraction form
    294,289.11/406,132.34 = 173,435.49/x
  3. Step 3: Cross multiply
    294,289.11x = 406,132.34 × 173,435.49
  4. Step 4: Simplify right side
    294,289.11x = 70,437,761,392.75
  5. Step 5: Solve for x
    x = 70,437,761,392.75/294,289.11
  6. Step 6: Final answer
    x = 239,348.85

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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.