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Finding the Fourth Proportional to 424,043.16, 585,154.83 and 233,056.72

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Solution

The fourth proportional to 424,043.16, 585,154.83 and 233,056.72 is: 321,604.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,043.16 : 585,154.83 = 233,056.72 : x
  2. Step 2: Convert to fraction form
    424,043.16/585,154.83 = 233,056.72/x
  3. Step 3: Cross multiply
    424,043.16x = 585,154.83 × 233,056.72
  4. Step 4: Simplify right side
    424,043.16x = 136,374,265,371.96
  5. Step 5: Solve for x
    x = 136,374,265,371.96/424,043.16
  6. Step 6: Final answer
    x = 321,604.68

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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.