Home / 282,200.27-423,438.78-132,452.74

Finding the Fourth Proportional to 282,200.27, 423,438.78 and 132,452.74

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Solution

The fourth proportional to 282,200.27, 423,438.78 and 132,452.74 is: 198,744.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,200.27 : 423,438.78 = 132,452.74 : x
  2. Step 2: Convert to fraction form
    282,200.27/423,438.78 = 132,452.74/x
  3. Step 3: Cross multiply
    282,200.27x = 423,438.78 × 132,452.74
  4. Step 4: Simplify right side
    282,200.27x = 56,085,624,516.06
  5. Step 5: Solve for x
    x = 56,085,624,516.06/282,200.27
  6. Step 6: Final answer
    x = 198,744.05

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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.