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Finding the Fourth Proportional to 504,337.83, 695,981.74 and 274,895.10

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Solution

The fourth proportional to 504,337.83, 695,981.74 and 274,895.10 is: 379,352.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,337.83 : 695,981.74 = 274,895.10 : x
  2. Step 2: Convert to fraction form
    504,337.83/695,981.74 = 274,895.10/x
  3. Step 3: Cross multiply
    504,337.83x = 695,981.74 × 274,895.10
  4. Step 4: Simplify right side
    504,337.83x = 191,321,970,015.47
  5. Step 5: Solve for x
    x = 191,321,970,015.47/504,337.83
  6. Step 6: Final answer
    x = 379,352.80

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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.