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Finding the Fourth Proportional to 408,744.78, 613,110.03 and 183,946.14

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Solution

The fourth proportional to 408,744.78, 613,110.03 and 183,946.14 is: 275,916.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,744.78 : 613,110.03 = 183,946.14 : x
  2. Step 2: Convert to fraction form
    408,744.78/613,110.03 = 183,946.14/x
  3. Step 3: Cross multiply
    408,744.78x = 613,110.03 × 183,946.14
  4. Step 4: Simplify right side
    408,744.78x = 112,779,223,413.78
  5. Step 5: Solve for x
    x = 112,779,223,413.78/408,744.78
  6. Step 6: Final answer
    x = 275,916.00

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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.