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Finding the Third Proportional to 5,358 and 5,854

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Solution

The third proportional to 5,358 and 5,854 is: 6,395.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358 : 5,854 = 5,854 : x
  2. Step 2: Convert to fraction form
    5,358/5,854 = 5,854/x
  3. Step 3: Cross multiply
    5,358x = 5,854 × 5,854
  4. Step 4: Simplify right side
    5,358x = 34,269,316
  5. Step 5: Solve for x
    x = 34,269,316/5,358
  6. Step 6: Final answer
    x = 6,395.92

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Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.