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Finding the Fourth Proportional to 625,068.14, 936,958.61 and 245,835.11

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Solution

The fourth proportional to 625,068.14, 936,958.61 and 245,835.11 is: 368,499.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,068.14 : 936,958.61 = 245,835.11 : x
  2. Step 2: Convert to fraction form
    625,068.14/936,958.61 = 245,835.11/x
  3. Step 3: Cross multiply
    625,068.14x = 936,958.61 × 245,835.11
  4. Step 4: Simplify right side
    625,068.14x = 230,337,317,040.83
  5. Step 5: Solve for x
    x = 230,337,317,040.83/625,068.14
  6. Step 6: Final answer
    x = 368,499.53

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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.