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Finding the Fourth Proportional to 554,958.39, 832,403.43 and 341,766.93

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Solution

The fourth proportional to 554,958.39, 832,403.43 and 341,766.93 is: 512,629.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,958.39 : 832,403.43 = 341,766.93 : x
  2. Step 2: Convert to fraction form
    554,958.39/832,403.43 = 341,766.93/x
  3. Step 3: Cross multiply
    554,958.39x = 832,403.43 × 341,766.93
  4. Step 4: Simplify right side
    554,958.39x = 284,487,964,792.57
  5. Step 5: Solve for x
    x = 284,487,964,792.57/554,958.39
  6. Step 6: Final answer
    x = 512,629.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.