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Finding the Fourth Proportional to 504,070.52, 695,616.90 and 277,716.04

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Solution

The fourth proportional to 504,070.52, 695,616.90 and 277,716.04 is: 383,247.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,070.52 : 695,616.90 = 277,716.04 : x
  2. Step 2: Convert to fraction form
    504,070.52/695,616.90 = 277,716.04/x
  3. Step 3: Cross multiply
    504,070.52x = 695,616.90 × 277,716.04
  4. Step 4: Simplify right side
    504,070.52x = 193,183,970,825.08
  5. Step 5: Solve for x
    x = 193,183,970,825.08/504,070.52
  6. Step 6: Final answer
    x = 383,247.91

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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.