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Finding the Fourth Proportional to 504,254.56, 695,871.48 and 274,811.92

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Solution

The fourth proportional to 504,254.56, 695,871.48 and 274,811.92 is: 379,240.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,254.56 : 695,871.48 = 274,811.92 : x
  2. Step 2: Convert to fraction form
    504,254.56/695,871.48 = 274,811.92/x
  3. Step 3: Cross multiply
    504,254.56x = 695,871.48 × 274,811.92
  4. Step 4: Simplify right side
    504,254.56x = 191,233,777,492.04
  5. Step 5: Solve for x
    x = 191,233,777,492.04/504,254.56
  6. Step 6: Final answer
    x = 379,240.55

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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.