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Finding the Fourth Proportional to 270,199, 405,306.73 and 92,703.52

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Solution

The fourth proportional to 270,199, 405,306.73 and 92,703.52 is: 139,058.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,199 : 405,306.73 = 92,703.52 : x
  2. Step 2: Convert to fraction form
    270,199/405,306.73 = 92,703.52/x
  3. Step 3: Cross multiply
    270,199x = 405,306.73 × 92,703.52
  4. Step 4: Simplify right side
    270,199x = 37,573,360,550.69
  5. Step 5: Solve for x
    x = 37,573,360,550.69/270,199
  6. Step 6: Final answer
    x = 139,058.10

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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.