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Finding the Fourth Proportional to 367,071.45, 550,607.18 and 367,071.45

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Solution

The fourth proportional to 367,071.45, 550,607.18 and 367,071.45 is: 550,607.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,071.45 : 550,607.18 = 367,071.45 : x
  2. Step 2: Convert to fraction form
    367,071.45/550,607.18 = 367,071.45/x
  3. Step 3: Cross multiply
    367,071.45x = 550,607.18 × 367,071.45
  4. Step 4: Simplify right side
    367,071.45x = 202,112,175,943.01
  5. Step 5: Solve for x
    x = 202,112,175,943.01/367,071.45
  6. Step 6: Final answer
    x = 550,607.18

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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.