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Finding the Fourth Proportional to 552,615.24, 762,541.38 and 348,589.56

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Solution

The fourth proportional to 552,615.24, 762,541.38 and 348,589.56 is: 481,010.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,615.24 : 762,541.38 = 348,589.56 : x
  2. Step 2: Convert to fraction form
    552,615.24/762,541.38 = 348,589.56/x
  3. Step 3: Cross multiply
    552,615.24x = 762,541.38 × 348,589.56
  4. Step 4: Simplify right side
    552,615.24x = 265,813,964,135.99
  5. Step 5: Solve for x
    x = 265,813,964,135.99/552,615.24
  6. Step 6: Final answer
    x = 481,010.92

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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.