Home / 746,122.32-1,119,401.46-240,672.11

Finding the Fourth Proportional to 746,122.32, 1,119,401.46 and 240,672.11

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Solution

The fourth proportional to 746,122.32, 1,119,401.46 and 240,672.11 is: 361,078.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,122.32 : 1,119,401.46 = 240,672.11 : x
  2. Step 2: Convert to fraction form
    746,122.32/1,119,401.46 = 240,672.11/x
  3. Step 3: Cross multiply
    746,122.32x = 1,119,401.46 × 240,672.11
  4. Step 4: Simplify right side
    746,122.32x = 269,408,705,718.27
  5. Step 5: Solve for x
    x = 269,408,705,718.27/746,122.32
  6. Step 6: Final answer
    x = 361,078.47

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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.