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Finding the Fourth Proportional to 340,071.80, 510,107.70 and 182,607.80

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Solution

The fourth proportional to 340,071.80, 510,107.70 and 182,607.80 is: 273,911.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,071.80 : 510,107.70 = 182,607.80 : x
  2. Step 2: Convert to fraction form
    340,071.80/510,107.70 = 182,607.80/x
  3. Step 3: Cross multiply
    340,071.80x = 510,107.70 × 182,607.80
  4. Step 4: Simplify right side
    340,071.80x = 93,149,644,860.06
  5. Step 5: Solve for x
    x = 93,149,644,860.06/340,071.80
  6. Step 6: Final answer
    x = 273,911.70

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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.