Home / 578,803.19-868,237.61-179,500.73

Finding the Fourth Proportional to 578,803.19, 868,237.61 and 179,500.73

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Solution

The fourth proportional to 578,803.19, 868,237.61 and 179,500.73 is: 269,261.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,803.19 : 868,237.61 = 179,500.73 : x
  2. Step 2: Convert to fraction form
    578,803.19/868,237.61 = 179,500.73/x
  3. Step 3: Cross multiply
    578,803.19x = 868,237.61 × 179,500.73
  4. Step 4: Simplify right side
    578,803.19x = 155,849,279,569.76
  5. Step 5: Solve for x
    x = 155,849,279,569.76/578,803.19
  6. Step 6: Final answer
    x = 269,261.27

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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.