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Finding the Fourth Proportional to 574,292.93, 861,569.02 and 190,040.81

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Solution

The fourth proportional to 574,292.93, 861,569.02 and 190,040.81 is: 285,104.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,292.93 : 861,569.02 = 190,040.81 : x
  2. Step 2: Convert to fraction form
    574,292.93/861,569.02 = 190,040.81/x
  3. Step 3: Cross multiply
    574,292.93x = 861,569.02 × 190,040.81
  4. Step 4: Simplify right side
    574,292.93x = 163,733,274,431.71
  5. Step 5: Solve for x
    x = 163,733,274,431.71/574,292.93
  6. Step 6: Final answer
    x = 285,104.11

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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.