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Finding the Fourth Proportional to 704,559.25, 972,263.41 and 382,257.01

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Solution

The fourth proportional to 704,559.25, 972,263.41 and 382,257.01 is: 527,499.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,559.25 : 972,263.41 = 382,257.01 : x
  2. Step 2: Convert to fraction form
    704,559.25/972,263.41 = 382,257.01/x
  3. Step 3: Cross multiply
    704,559.25x = 972,263.41 × 382,257.01
  4. Step 4: Simplify right side
    704,559.25x = 371,654,504,039.00
  5. Step 5: Solve for x
    x = 371,654,504,039.00/704,559.25
  6. Step 6: Final answer
    x = 527,499.29

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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.