Home / 282,439.56-423,756.42-177,135.24

Finding the Fourth Proportional to 282,439.56, 423,756.42 and 177,135.24

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Solution

The fourth proportional to 282,439.56, 423,756.42 and 177,135.24 is: 265,763.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,439.56 : 423,756.42 = 177,135.24 : x
  2. Step 2: Convert to fraction form
    282,439.56/423,756.42 = 177,135.24/x
  3. Step 3: Cross multiply
    282,439.56x = 423,756.42 × 177,135.24
  4. Step 4: Simplify right side
    282,439.56x = 75,062,195,158.24
  5. Step 5: Solve for x
    x = 75,062,195,158.24/282,439.56
  6. Step 6: Final answer
    x = 265,763.74

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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.