Home / 668,577.40-1,002,868.26-169,941.40

Finding the Fourth Proportional to 668,577.40, 1,002,868.26 and 169,941.40

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Solution

The fourth proportional to 668,577.40, 1,002,868.26 and 169,941.40 is: 254,912.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,577.40 : 1,002,868.26 = 169,941.40 : x
  2. Step 2: Convert to fraction form
    668,577.40/1,002,868.26 = 169,941.40/x
  3. Step 3: Cross multiply
    668,577.40x = 1,002,868.26 × 169,941.40
  4. Step 4: Simplify right side
    668,577.40x = 170,428,836,119.96
  5. Step 5: Solve for x
    x = 170,428,836,119.96/668,577.40
  6. Step 6: Final answer
    x = 254,912.65

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1.5x scale

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.