Home / 668,563.40-1,002,847.26-169,927.40

Finding the Fourth Proportional to 668,563.40, 1,002,847.26 and 169,927.40

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Solution

The fourth proportional to 668,563.40, 1,002,847.26 and 169,927.40 is: 254,891.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,563.40 : 1,002,847.26 = 169,927.40 : x
  2. Step 2: Convert to fraction form
    668,563.40/1,002,847.26 = 169,927.40/x
  3. Step 3: Cross multiply
    668,563.40x = 1,002,847.26 × 169,927.40
  4. Step 4: Simplify right side
    668,563.40x = 170,411,227,488.92
  5. Step 5: Solve for x
    x = 170,411,227,488.92/668,563.40
  6. Step 6: Final answer
    x = 254,891.65

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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.