Home / 628,079.38-942,124.91-178,800.19

Finding the Fourth Proportional to 628,079.38, 942,124.91 and 178,800.19

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Solution

The fourth proportional to 628,079.38, 942,124.91 and 178,800.19 is: 268,201.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,079.38 : 942,124.91 = 178,800.19 : x
  2. Step 2: Convert to fraction form
    628,079.38/942,124.91 = 178,800.19/x
  3. Step 3: Cross multiply
    628,079.38x = 942,124.91 × 178,800.19
  4. Step 4: Simplify right side
    628,079.38x = 168,452,109,662.42
  5. Step 5: Solve for x
    x = 168,452,109,662.42/628,079.38
  6. Step 6: Final answer
    x = 268,201.94

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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.