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Finding the Fourth Proportional to 882,576.36, 1,322,700.96 and 349,806.96

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Solution

The fourth proportional to 882,576.36, 1,322,700.96 and 349,806.96 is: 524,249.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,576.36 : 1,322,700.96 = 349,806.96 : x
  2. Step 2: Convert to fraction form
    882,576.36/1,322,700.96 = 349,806.96/x
  3. Step 3: Cross multiply
    882,576.36x = 1,322,700.96 × 349,806.96
  4. Step 4: Simplify right side
    882,576.36x = 462,690,001,806.68
  5. Step 5: Solve for x
    x = 462,690,001,806.68/882,576.36
  6. Step 6: Final answer
    x = 524,249.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.