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Finding the Fourth Proportional to 7,316.08, 10,970.03 and 4,979.24

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Solution

The fourth proportional to 7,316.08, 10,970.03 and 4,979.24 is: 7,466.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.08 : 10,970.03 = 4,979.24 : x
  2. Step 2: Convert to fraction form
    7,316.08/10,970.03 = 4,979.24/x
  3. Step 3: Cross multiply
    7,316.08x = 10,970.03 × 4,979.24
  4. Step 4: Simplify right side
    7,316.08x = 54,622,402.54
  5. Step 5: Solve for x
    x = 54,622,402.54/7,316.08
  6. Step 6: Final answer
    x = 7,466.07

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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.