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Finding the Fourth Proportional to 367,492.95, 551,140.74 and 101,190.06

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Solution

The fourth proportional to 367,492.95, 551,140.74 and 101,190.06 is: 151,757.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,492.95 : 551,140.74 = 101,190.06 : x
  2. Step 2: Convert to fraction form
    367,492.95/551,140.74 = 101,190.06/x
  3. Step 3: Cross multiply
    367,492.95x = 551,140.74 × 101,190.06
  4. Step 4: Simplify right side
    367,492.95x = 55,769,964,549.04
  5. Step 5: Solve for x
    x = 55,769,964,549.04/367,492.95
  6. Step 6: Final answer
    x = 151,757.92

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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.