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Finding the Fourth Proportional to 450,150.80, 674,803.80 and 169,856.40

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Solution

The fourth proportional to 450,150.80, 674,803.80 and 169,856.40 is: 254,625.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,150.80 : 674,803.80 = 169,856.40 : x
  2. Step 2: Convert to fraction form
    450,150.80/674,803.80 = 169,856.40/x
  3. Step 3: Cross multiply
    450,150.80x = 674,803.80 × 169,856.40
  4. Step 4: Simplify right side
    450,150.80x = 114,619,744,174.32
  5. Step 5: Solve for x
    x = 114,619,744,174.32/450,150.80
  6. Step 6: Final answer
    x = 254,625.21

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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.