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Finding the Fourth Proportional to 349,510.52, 524,267.02 and 106,353.94

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Solution

The fourth proportional to 349,510.52, 524,267.02 and 106,353.94 is: 159,531.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,510.52 : 524,267.02 = 106,353.94 : x
  2. Step 2: Convert to fraction form
    349,510.52/524,267.02 = 106,353.94/x
  3. Step 3: Cross multiply
    349,510.52x = 524,267.02 × 106,353.94
  4. Step 4: Simplify right side
    349,510.52x = 55,757,862,011.33
  5. Step 5: Solve for x
    x = 55,757,862,011.33/349,510.52
  6. Step 6: Final answer
    x = 159,531.28

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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.