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Finding the Fourth Proportional to 349,354.88, 524,057.25 and 93,186.02

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Solution

The fourth proportional to 349,354.88, 524,057.25 and 93,186.02 is: 139,785.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,354.88 : 524,057.25 = 93,186.02 : x
  2. Step 2: Convert to fraction form
    349,354.88/524,057.25 = 93,186.02/x
  3. Step 3: Cross multiply
    349,354.88x = 524,057.25 × 93,186.02
  4. Step 4: Simplify right side
    349,354.88x = 48,834,808,811.83
  5. Step 5: Solve for x
    x = 48,834,808,811.83/349,354.88
  6. Step 6: Final answer
    x = 139,785.68

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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.