Home / 489,241.32-733,930.02-173,623.20

Finding the Fourth Proportional to 489,241.32, 733,930.02 and 173,623.20

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Solution

The fourth proportional to 489,241.32, 733,930.02 and 173,623.20 is: 260,458.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,241.32 : 733,930.02 = 173,623.20 : x
  2. Step 2: Convert to fraction form
    489,241.32/733,930.02 = 173,623.20/x
  3. Step 3: Cross multiply
    489,241.32x = 733,930.02 × 173,623.20
  4. Step 4: Simplify right side
    489,241.32x = 127,427,278,648.46
  5. Step 5: Solve for x
    x = 127,427,278,648.46/489,241.32
  6. Step 6: Final answer
    x = 260,458.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.