Home / 385,664.28-532,216.71-234,761.28

Finding the Fourth Proportional to 385,664.28, 532,216.71 and 234,761.28

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Solution

The fourth proportional to 385,664.28, 532,216.71 and 234,761.28 is: 323,970.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,664.28 : 532,216.71 = 234,761.28 : x
  2. Step 2: Convert to fraction form
    385,664.28/532,216.71 = 234,761.28/x
  3. Step 3: Cross multiply
    385,664.28x = 532,216.71 × 234,761.28
  4. Step 4: Simplify right side
    385,664.28x = 124,943,876,076.99
  5. Step 5: Solve for x
    x = 124,943,876,076.99/385,664.28
  6. Step 6: Final answer
    x = 323,970.57

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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.