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Finding the Fourth Proportional to 334,094.40, 501,190.20 and 109,400.40

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Solution

The fourth proportional to 334,094.40, 501,190.20 and 109,400.40 is: 164,116.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,094.40 : 501,190.20 = 109,400.40 : x
  2. Step 2: Convert to fraction form
    334,094.40/501,190.20 = 109,400.40/x
  3. Step 3: Cross multiply
    334,094.40x = 501,190.20 × 109,400.40
  4. Step 4: Simplify right side
    334,094.40x = 54,830,408,356.08
  5. Step 5: Solve for x
    x = 54,830,408,356.08/334,094.40
  6. Step 6: Final answer
    x = 164,116.51

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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.