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Finding the Fourth Proportional to 350,994.84, 526,503.78 and 101,679

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Solution

The fourth proportional to 350,994.84, 526,503.78 and 101,679 is: 152,521.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,994.84 : 526,503.78 = 101,679 : x
  2. Step 2: Convert to fraction form
    350,994.84/526,503.78 = 101,679/x
  3. Step 3: Cross multiply
    350,994.84x = 526,503.78 × 101,679
  4. Step 4: Simplify right side
    350,994.84x = 53,534,377,846.62
  5. Step 5: Solve for x
    x = 53,534,377,846.62/350,994.84
  6. Step 6: Final answer
    x = 152,521.84

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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.