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Finding the Fourth Proportional to 565,004.01, 847,639.28 and 185,954.54

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Solution

The fourth proportional to 565,004.01, 847,639.28 and 185,954.54 is: 278,975.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,004.01 : 847,639.28 = 185,954.54 : x
  2. Step 2: Convert to fraction form
    565,004.01/847,639.28 = 185,954.54/x
  3. Step 3: Cross multiply
    565,004.01x = 847,639.28 × 185,954.54
  4. Step 4: Simplify right side
    565,004.01x = 157,622,368,625.02
  5. Step 5: Solve for x
    x = 157,622,368,625.02/565,004.01
  6. Step 6: Final answer
    x = 278,975.66

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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.