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Finding the Fourth Proportional to 555,554.39, 833,398.34 and 195,650.87

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Solution

The fourth proportional to 555,554.39, 833,398.34 and 195,650.87 is: 293,499.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,554.39 : 833,398.34 = 195,650.87 : x
  2. Step 2: Convert to fraction form
    555,554.39/833,398.34 = 195,650.87/x
  3. Step 3: Cross multiply
    555,554.39x = 833,398.34 × 195,650.87
  4. Step 4: Simplify right side
    555,554.39x = 163,055,105,132.31
  5. Step 5: Solve for x
    x = 163,055,105,132.31/555,554.39
  6. Step 6: Final answer
    x = 293,499.81

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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.