Home / 578,477.88-867,741.93-179,126.28

Finding the Fourth Proportional to 578,477.88, 867,741.93 and 179,126.28

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Solution

The fourth proportional to 578,477.88, 867,741.93 and 179,126.28 is: 268,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,477.88 : 867,741.93 = 179,126.28 : x
  2. Step 2: Convert to fraction form
    578,477.88/867,741.93 = 179,126.28/x
  3. Step 3: Cross multiply
    578,477.88x = 867,741.93 × 179,126.28
  4. Step 4: Simplify right side
    578,477.88x = 155,435,383,920.92
  5. Step 5: Solve for x
    x = 155,435,383,920.92/578,477.88
  6. Step 6: Final answer
    x = 268,697.20

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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.