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Finding the Fourth Proportional to 343,750.72, 474,463.20 and 234,899.12

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Solution

The fourth proportional to 343,750.72, 474,463.20 and 234,899.12 is: 324,220.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,750.72 : 474,463.20 = 234,899.12 : x
  2. Step 2: Convert to fraction form
    343,750.72/474,463.20 = 234,899.12/x
  3. Step 3: Cross multiply
    343,750.72x = 474,463.20 × 234,899.12
  4. Step 4: Simplify right side
    343,750.72x = 111,450,987,236.63
  5. Step 5: Solve for x
    x = 111,450,987,236.63/343,750.72
  6. Step 6: Final answer
    x = 324,220.37

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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.