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Finding the Fourth Proportional to 424,066.67, 585,216.53 and 230,474.39

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Solution

The fourth proportional to 424,066.67, 585,216.53 and 230,474.39 is: 318,057.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,066.67 : 585,216.53 = 230,474.39 : x
  2. Step 2: Convert to fraction form
    424,066.67/585,216.53 = 230,474.39/x
  3. Step 3: Cross multiply
    424,066.67x = 585,216.53 × 230,474.39
  4. Step 4: Simplify right side
    424,066.67x = 134,877,419,555.49
  5. Step 5: Solve for x
    x = 134,877,419,555.49/424,066.67
  6. Step 6: Final answer
    x = 318,057.11

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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.