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Finding the Fourth Proportional to 349,655.34, 524,469.51 and 100,337.34

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Solution

The fourth proportional to 349,655.34, 524,469.51 and 100,337.34 is: 150,502.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,655.34 : 524,469.51 = 100,337.34 : x
  2. Step 2: Convert to fraction form
    349,655.34/524,469.51 = 100,337.34/x
  3. Step 3: Cross multiply
    349,655.34x = 524,469.51 × 100,337.34
  4. Step 4: Simplify right side
    349,655.34x = 52,623,875,544.50
  5. Step 5: Solve for x
    x = 52,623,875,544.50/349,655.34
  6. Step 6: Final answer
    x = 150,502.14

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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.