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Finding the Fourth Proportional to 552,634.56, 762,567.12 and 348,608.16

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Solution

The fourth proportional to 552,634.56, 762,567.12 and 348,608.16 is: 481,036.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,634.56 : 762,567.12 = 348,608.16 : x
  2. Step 2: Convert to fraction form
    552,634.56/762,567.12 = 348,608.16/x
  3. Step 3: Cross multiply
    552,634.56x = 762,567.12 × 348,608.16
  4. Step 4: Simplify right side
    552,634.56x = 265,837,120,579.70
  5. Step 5: Solve for x
    x = 265,837,120,579.70/552,634.56
  6. Step 6: Final answer
    x = 481,036.00

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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.