Home / 424,140.64-585,314.78-233,155.24

Finding the Fourth Proportional to 424,140.64, 585,314.78 and 233,155.24

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Solution

The fourth proportional to 424,140.64, 585,314.78 and 233,155.24 is: 321,754.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,140.64 : 585,314.78 = 233,155.24 : x
  2. Step 2: Convert to fraction form
    424,140.64/585,314.78 = 233,155.24/x
  3. Step 3: Cross multiply
    424,140.64x = 585,314.78 × 233,155.24
  4. Step 4: Simplify right side
    424,140.64x = 136,469,208,006.45
  5. Step 5: Solve for x
    x = 136,469,208,006.45/424,140.64
  6. Step 6: Final answer
    x = 321,754.61

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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.