Home / 319,237.11-440,550.27-176,002.29

Finding the Fourth Proportional to 319,237.11, 440,550.27 and 176,002.29

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Solution

The fourth proportional to 319,237.11, 440,550.27 and 176,002.29 is: 242,884.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,237.11 : 440,550.27 = 176,002.29 : x
  2. Step 2: Convert to fraction form
    319,237.11/440,550.27 = 176,002.29/x
  3. Step 3: Cross multiply
    319,237.11x = 440,550.27 × 176,002.29
  4. Step 4: Simplify right side
    319,237.11x = 77,537,856,380.12
  5. Step 5: Solve for x
    x = 77,537,856,380.12/319,237.11
  6. Step 6: Final answer
    x = 242,884.85

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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.