Home / 451,758.20-623,426.22-260,771.57

Finding the Fourth Proportional to 451,758.20, 623,426.22 and 260,771.57

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Solution

The fourth proportional to 451,758.20, 623,426.22 and 260,771.57 is: 359,864.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,758.20 : 623,426.22 = 260,771.57 : x
  2. Step 2: Convert to fraction form
    451,758.20/623,426.22 = 260,771.57/x
  3. Step 3: Cross multiply
    451,758.20x = 623,426.22 × 260,771.57
  4. Step 4: Simplify right side
    451,758.20x = 162,571,833,389.28
  5. Step 5: Solve for x
    x = 162,571,833,389.28/451,758.20
  6. Step 6: Final answer
    x = 359,864.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.