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Finding the Third Proportional to 9,805,480 and 15,121,752

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Solution

The third proportional to 9,805,480 and 15,121,752 is: 23,320,366.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,805,480 : 15,121,752 = 15,121,752 : x
  2. Step 2: Convert to fraction form
    9,805,480/15,121,752 = 15,121,752/x
  3. Step 3: Cross multiply
    9,805,480x = 15,121,752 × 15,121,752
  4. Step 4: Simplify right side
    9,805,480x = 228,667,383,549,504
  5. Step 5: Solve for x
    x = 228,667,383,549,504/9,805,480
  6. Step 6: Final answer
    x = 23,320,366.12

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.