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Finding the Fourth Proportional to 344,169, 474,953.22 and 193,266

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Solution

The fourth proportional to 344,169, 474,953.22 and 193,266 is: 266,707.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,169 : 474,953.22 = 193,266 : x
  2. Step 2: Convert to fraction form
    344,169/474,953.22 = 193,266/x
  3. Step 3: Cross multiply
    344,169x = 474,953.22 × 193,266
  4. Step 4: Simplify right side
    344,169x = 91,792,309,016.52
  5. Step 5: Solve for x
    x = 91,792,309,016.52/344,169
  6. Step 6: Final answer
    x = 266,707.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.