Home / 578,411.60-867,682.20-179,049.20

Finding the Fourth Proportional to 578,411.60, 867,682.20 and 179,049.20

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Solution

The fourth proportional to 578,411.60, 867,682.20 and 179,049.20 is: 268,593.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,411.60 : 867,682.20 = 179,049.20 : x
  2. Step 2: Convert to fraction form
    578,411.60/867,682.20 = 179,049.20/x
  3. Step 3: Cross multiply
    578,411.60x = 867,682.20 × 179,049.20
  4. Step 4: Simplify right side
    578,411.60x = 155,357,803,764.24
  5. Step 5: Solve for x
    x = 155,357,803,764.24/578,411.60
  6. Step 6: Final answer
    x = 268,593.86

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1.5x scale

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.