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Finding the Fourth Proportional to 704,537.33, 972,261.60 and 382,247.47

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Solution

The fourth proportional to 704,537.33, 972,261.60 and 382,247.47 is: 527,501.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,537.33 : 972,261.60 = 382,247.47 : x
  2. Step 2: Convert to fraction form
    704,537.33/972,261.60 = 382,247.47/x
  3. Step 3: Cross multiply
    704,537.33x = 972,261.60 × 382,247.47
  4. Step 4: Simplify right side
    704,537.33x = 371,644,536,560.05
  5. Step 5: Solve for x
    x = 371,644,536,560.05/704,537.33
  6. Step 6: Final answer
    x = 527,501.56

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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.