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Finding the Fourth Proportional to 424,043.66, 585,155.52 and 233,057.22

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Solution

The fourth proportional to 424,043.66, 585,155.52 and 233,057.22 is: 321,605.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,043.66 : 585,155.52 = 233,057.22 : x
  2. Step 2: Convert to fraction form
    424,043.66/585,155.52 = 233,057.22/x
  3. Step 3: Cross multiply
    424,043.66x = 585,155.52 × 233,057.22
  4. Step 4: Simplify right side
    424,043.66x = 136,374,718,758.85
  5. Step 5: Solve for x
    x = 136,374,718,758.85/424,043.66
  6. Step 6: Final answer
    x = 321,605.37

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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.