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Finding the Third Proportional to 75,480 and 96,804

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Solution

The third proportional to 75,480 and 96,804 is: 124,152.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,480 : 96,804 = 96,804 : x
  2. Step 2: Convert to fraction form
    75,480/96,804 = 96,804/x
  3. Step 3: Cross multiply
    75,480x = 96,804 × 96,804
  4. Step 4: Simplify right side
    75,480x = 9,371,014,416
  5. Step 5: Solve for x
    x = 9,371,014,416/75,480
  6. Step 6: Final answer
    x = 124,152.28

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.