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Finding the Fourth Proportional to 577,718.24, 866,208.06 and 277,601.60

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Solution

The fourth proportional to 577,718.24, 866,208.06 and 277,601.60 is: 416,224.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,718.24 : 866,208.06 = 277,601.60 : x
  2. Step 2: Convert to fraction form
    577,718.24/866,208.06 = 277,601.60/x
  3. Step 3: Cross multiply
    577,718.24x = 866,208.06 × 277,601.60
  4. Step 4: Simplify right side
    577,718.24x = 240,460,743,388.90
  5. Step 5: Solve for x
    x = 240,460,743,388.90/577,718.24
  6. Step 6: Final answer
    x = 416,224.95

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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.