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Finding the Fourth Proportional to 652,367.14, 900,311.57 and 365,905.64

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Solution

The fourth proportional to 652,367.14, 900,311.57 and 365,905.64 is: 504,974.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,367.14 : 900,311.57 = 365,905.64 : x
  2. Step 2: Convert to fraction form
    652,367.14/900,311.57 = 365,905.64/x
  3. Step 3: Cross multiply
    652,367.14x = 900,311.57 × 365,905.64
  4. Step 4: Simplify right side
    652,367.14x = 329,429,081,220.26
  5. Step 5: Solve for x
    x = 329,429,081,220.26/652,367.14
  6. Step 6: Final answer
    x = 504,974.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.