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Finding the Fourth Proportional to 364,707.99, 547,105.62 and 111,955.26

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Solution

The fourth proportional to 364,707.99, 547,105.62 and 111,955.26 is: 167,946.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,707.99 : 547,105.62 = 111,955.26 : x
  2. Step 2: Convert to fraction form
    364,707.99/547,105.62 = 111,955.26/x
  3. Step 3: Cross multiply
    364,707.99x = 547,105.62 × 111,955.26
  4. Step 4: Simplify right side
    364,707.99x = 61,251,353,461.42
  5. Step 5: Solve for x
    x = 61,251,353,461.42/364,707.99
  6. Step 6: Final answer
    x = 167,946.29

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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.