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Finding the Fourth Proportional to 592,781.66, 889,173.13 and 277,460

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Solution

The fourth proportional to 592,781.66, 889,173.13 and 277,460 is: 416,190.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,781.66 : 889,173.13 = 277,460 : x
  2. Step 2: Convert to fraction form
    592,781.66/889,173.13 = 277,460/x
  3. Step 3: Cross multiply
    592,781.66x = 889,173.13 × 277,460
  4. Step 4: Simplify right side
    592,781.66x = 246,709,976,649.80
  5. Step 5: Solve for x
    x = 246,709,976,649.80/592,781.66
  6. Step 6: Final answer
    x = 416,190.30

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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.