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Finding the Fourth Proportional to 4,362.50, 6,544.83 and 1,284.50

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Solution

The fourth proportional to 4,362.50, 6,544.83 and 1,284.50 is: 1,927.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,362.50 : 6,544.83 = 1,284.50 : x
  2. Step 2: Convert to fraction form
    4,362.50/6,544.83 = 1,284.50/x
  3. Step 3: Cross multiply
    4,362.50x = 6,544.83 × 1,284.50
  4. Step 4: Simplify right side
    4,362.50x = 8,406,834.14
  5. Step 5: Solve for x
    x = 8,406,834.14/4,362.50
  6. Step 6: Final answer
    x = 1,927.07

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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.