Home / 578,526.48-867,872.16-179,198.64

Finding the Fourth Proportional to 578,526.48, 867,872.16 and 179,198.64

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Solution

The fourth proportional to 578,526.48, 867,872.16 and 179,198.64 is: 268,823.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,526.48 : 867,872.16 = 179,198.64 : x
  2. Step 2: Convert to fraction form
    578,526.48/867,872.16 = 179,198.64/x
  3. Step 3: Cross multiply
    578,526.48x = 867,872.16 × 179,198.64
  4. Step 4: Simplify right side
    578,526.48x = 155,521,510,765.86
  5. Step 5: Solve for x
    x = 155,521,510,765.86/578,526.48
  6. Step 6: Final answer
    x = 268,823.50

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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.