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Finding the Fourth Proportional to 277,495.89, 382,961.57 and 156,593.07

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Solution

The fourth proportional to 277,495.89, 382,961.57 and 156,593.07 is: 216,108.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,495.89 : 382,961.57 = 156,593.07 : x
  2. Step 2: Convert to fraction form
    277,495.89/382,961.57 = 156,593.07/x
  3. Step 3: Cross multiply
    277,495.89x = 382,961.57 × 156,593.07
  4. Step 4: Simplify right side
    277,495.89x = 59,969,127,155.35
  5. Step 5: Solve for x
    x = 59,969,127,155.35/277,495.89
  6. Step 6: Final answer
    x = 216,108.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.