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Finding the Fourth Proportional to 247,357.24, 341,255.58 and 151,697.80

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Solution

The fourth proportional to 247,357.24, 341,255.58 and 151,697.80 is: 209,283.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,357.24 : 341,255.58 = 151,697.80 : x
  2. Step 2: Convert to fraction form
    247,357.24/341,255.58 = 151,697.80/x
  3. Step 3: Cross multiply
    247,357.24x = 341,255.58 × 151,697.80
  4. Step 4: Simplify right side
    247,357.24x = 51,767,720,723.72
  5. Step 5: Solve for x
    x = 51,767,720,723.72/247,357.24
  6. Step 6: Final answer
    x = 209,283.22

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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.