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Finding the Fourth Proportional to 504,336.83, 695,980.37 and 274,894.10

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Solution

The fourth proportional to 504,336.83, 695,980.37 and 274,894.10 is: 379,351.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,336.83 : 695,980.37 = 274,894.10 : x
  2. Step 2: Convert to fraction form
    504,336.83/695,980.37 = 274,894.10/x
  3. Step 3: Cross multiply
    504,336.83x = 695,980.37 × 274,894.10
  4. Step 4: Simplify right side
    504,336.83x = 191,320,892,574.45
  5. Step 5: Solve for x
    x = 191,320,892,574.45/504,336.83
  6. Step 6: Final answer
    x = 379,351.42

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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.