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Finding the Fourth Proportional to 6,363, 9,547.56 and 4,812.48

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Solution

The fourth proportional to 6,363, 9,547.56 and 4,812.48 is: 7,221.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,363 : 9,547.56 = 4,812.48 : x
  2. Step 2: Convert to fraction form
    6,363/9,547.56 = 4,812.48/x
  3. Step 3: Cross multiply
    6,363x = 9,547.56 × 4,812.48
  4. Step 4: Simplify right side
    6,363x = 45,947,441.55
  5. Step 5: Solve for x
    x = 45,947,441.55/6,363
  6. Step 6: Final answer
    x = 7,221.03

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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.