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Finding the Fourth Proportional to 361,894.66, 499,434.33 and 234,679.30

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Solution

The fourth proportional to 361,894.66, 499,434.33 and 234,679.30 is: 323,870.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,894.66 : 499,434.33 = 234,679.30 : x
  2. Step 2: Convert to fraction form
    361,894.66/499,434.33 = 234,679.30/x
  3. Step 3: Cross multiply
    361,894.66x = 499,434.33 × 234,679.30
  4. Step 4: Simplify right side
    361,894.66x = 117,206,898,960.37
  5. Step 5: Solve for x
    x = 117,206,898,960.37/361,894.66
  6. Step 6: Final answer
    x = 323,870.21

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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.