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Finding the Fourth Proportional to 567,376.25, 782,726.69 and 325,600.97

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Solution

The fourth proportional to 567,376.25, 782,726.69 and 325,600.97 is: 449,184.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,376.25 : 782,726.69 = 325,600.97 : x
  2. Step 2: Convert to fraction form
    567,376.25/782,726.69 = 325,600.97/x
  3. Step 3: Cross multiply
    567,376.25x = 782,726.69 × 325,600.97
  4. Step 4: Simplify right side
    567,376.25x = 254,856,566,409.26
  5. Step 5: Solve for x
    x = 254,856,566,409.26/567,376.25
  6. Step 6: Final answer
    x = 449,184.41

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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.