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Finding the Fourth Proportional to 504,680.24, 696,459.40 and 275,238.02

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Solution

The fourth proportional to 504,680.24, 696,459.40 and 275,238.02 is: 379,828.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,680.24 : 696,459.40 = 275,238.02 : x
  2. Step 2: Convert to fraction form
    504,680.24/696,459.40 = 275,238.02/x
  3. Step 3: Cross multiply
    504,680.24x = 696,459.40 × 275,238.02
  4. Step 4: Simplify right side
    504,680.24x = 191,692,106,266.39
  5. Step 5: Solve for x
    x = 191,692,106,266.39/504,680.24
  6. Step 6: Final answer
    x = 379,828.83

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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.