Home / 222,785.20-334,177.80-195,666.40

Finding the Fourth Proportional to 222,785.20, 334,177.80 and 195,666.40

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Solution

The fourth proportional to 222,785.20, 334,177.80 and 195,666.40 is: 293,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,785.20 : 334,177.80 = 195,666.40 : x
  2. Step 2: Convert to fraction form
    222,785.20/334,177.80 = 195,666.40/x
  3. Step 3: Cross multiply
    222,785.20x = 334,177.80 × 195,666.40
  4. Step 4: Simplify right side
    222,785.20x = 65,387,367,085.92
  5. Step 5: Solve for x
    x = 65,387,367,085.92/222,785.20
  6. Step 6: Final answer
    x = 293,499.60

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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.