Home / 282,382.68-423,574.20-177,275.46

Finding the Fourth Proportional to 282,382.68, 423,574.20 and 177,275.46

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Solution

The fourth proportional to 282,382.68, 423,574.20 and 177,275.46 is: 265,913.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,382.68 : 423,574.20 = 177,275.46 : x
  2. Step 2: Convert to fraction form
    282,382.68/423,574.20 = 177,275.46/x
  3. Step 3: Cross multiply
    282,382.68x = 423,574.20 × 177,275.46
  4. Step 4: Simplify right side
    282,382.68x = 75,089,311,149.13
  5. Step 5: Solve for x
    x = 75,089,311,149.13/282,382.68
  6. Step 6: Final answer
    x = 265,913.30

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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.