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Finding the Fourth Proportional to 582,577.76, 874,206.30 and 245,597.78

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Solution

The fourth proportional to 582,577.76, 874,206.30 and 245,597.78 is: 368,539.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,577.76 : 874,206.30 = 245,597.78 : x
  2. Step 2: Convert to fraction form
    582,577.76/874,206.30 = 245,597.78/x
  3. Step 3: Cross multiply
    582,577.76x = 874,206.30 × 245,597.78
  4. Step 4: Simplify right side
    582,577.76x = 214,703,126,542.01
  5. Step 5: Solve for x
    x = 214,703,126,542.01/582,577.76
  6. Step 6: Final answer
    x = 368,539.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.