Home / 489,579.95-734,444.04-173,961.83

Finding the Fourth Proportional to 489,579.95, 734,444.04 and 173,961.83

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Solution

The fourth proportional to 489,579.95, 734,444.04 and 173,961.83 is: 260,969.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,579.95 : 734,444.04 = 173,961.83 : x
  2. Step 2: Convert to fraction form
    489,579.95/734,444.04 = 173,961.83/x
  3. Step 3: Cross multiply
    489,579.95x = 734,444.04 × 173,961.83
  4. Step 4: Simplify right side
    489,579.95x = 127,765,229,230.99
  5. Step 5: Solve for x
    x = 127,765,229,230.99/489,579.95
  6. Step 6: Final answer
    x = 260,969.08

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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.