Home / 251,568.28-347,359.12-193,332.80

Finding the Fourth Proportional to 251,568.28, 347,359.12 and 193,332.80

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Solution

The fourth proportional to 251,568.28, 347,359.12 and 193,332.80 is: 266,949.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,568.28 : 347,359.12 = 193,332.80 : x
  2. Step 2: Convert to fraction form
    251,568.28/347,359.12 = 193,332.80/x
  3. Step 3: Cross multiply
    251,568.28x = 347,359.12 × 193,332.80
  4. Step 4: Simplify right side
    251,568.28x = 67,155,911,275.14
  5. Step 5: Solve for x
    x = 67,155,911,275.14/251,568.28
  6. Step 6: Final answer
    x = 266,949.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.