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Finding the Fourth Proportional to 363,572.84, 545,106.18 and 161,058.98

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Solution

The fourth proportional to 363,572.84, 545,106.18 and 161,058.98 is: 241,476.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,572.84 : 545,106.18 = 161,058.98 : x
  2. Step 2: Convert to fraction form
    363,572.84/545,106.18 = 161,058.98/x
  3. Step 3: Cross multiply
    363,572.84x = 545,106.18 × 161,058.98
  4. Step 4: Simplify right side
    363,572.84x = 87,794,245,342.50
  5. Step 5: Solve for x
    x = 87,794,245,342.50/363,572.84
  6. Step 6: Final answer
    x = 241,476.36

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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.