Home / 319,184.29-440,500.85-175,972.33

Finding the Fourth Proportional to 319,184.29, 440,500.85 and 175,972.33

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Solution

The fourth proportional to 319,184.29, 440,500.85 and 175,972.33 is: 242,856.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,184.29 : 440,500.85 = 175,972.33 : x
  2. Step 2: Convert to fraction form
    319,184.29/440,500.85 = 175,972.33/x
  3. Step 3: Cross multiply
    319,184.29x = 440,500.85 × 175,972.33
  4. Step 4: Simplify right side
    319,184.29x = 77,515,960,941.48
  5. Step 5: Solve for x
    x = 77,515,960,941.48/319,184.29
  6. Step 6: Final answer
    x = 242,856.44

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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.