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Finding the Fourth Proportional to 349,555.55, 524,248.12 and 96,829.47

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Solution

The fourth proportional to 349,555.55, 524,248.12 and 96,829.47 is: 145,220.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,555.55 : 524,248.12 = 96,829.47 : x
  2. Step 2: Convert to fraction form
    349,555.55/524,248.12 = 96,829.47/x
  3. Step 3: Cross multiply
    349,555.55x = 524,248.12 × 96,829.47
  4. Step 4: Simplify right side
    349,555.55x = 50,762,667,608.10
  5. Step 5: Solve for x
    x = 50,762,667,608.10/349,555.55
  6. Step 6: Final answer
    x = 145,220.60

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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.