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Finding the Fourth Proportional to 373,977, 560,970.36 and 124,659

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Solution

The fourth proportional to 373,977, 560,970.36 and 124,659 is: 186,990.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,977 : 560,970.36 = 124,659 : x
  2. Step 2: Convert to fraction form
    373,977/560,970.36 = 124,659/x
  3. Step 3: Cross multiply
    373,977x = 560,970.36 × 124,659
  4. Step 4: Simplify right side
    373,977x = 69,930,004,107.24
  5. Step 5: Solve for x
    x = 69,930,004,107.24/373,977
  6. Step 6: Final answer
    x = 186,990.12

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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.