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Finding the Fourth Proportional to 424,043.91, 585,155.88 and 233,057.46

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Solution

The fourth proportional to 424,043.91, 585,155.88 and 233,057.46 is: 321,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,043.91 : 585,155.88 = 233,057.46 : x
  2. Step 2: Convert to fraction form
    424,043.91/585,155.88 = 233,057.46/x
  3. Step 3: Cross multiply
    424,043.91x = 585,155.88 × 233,057.46
  4. Step 4: Simplify right side
    424,043.91x = 136,374,943,096.87
  5. Step 5: Solve for x
    x = 136,374,943,096.87/424,043.91
  6. Step 6: Final answer
    x = 321,605.71

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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.