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Finding the Third Proportional to 10,358,512 and 15,681,565

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Solution

The third proportional to 10,358,512 and 15,681,565 is: 23,740,039.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358,512 : 15,681,565 = 15,681,565 : x
  2. Step 2: Convert to fraction form
    10,358,512/15,681,565 = 15,681,565/x
  3. Step 3: Cross multiply
    10,358,512x = 15,681,565 × 15,681,565
  4. Step 4: Simplify right side
    10,358,512x = 245,911,480,849,225
  5. Step 5: Solve for x
    x = 245,911,480,849,225/10,358,512
  6. Step 6: Final answer
    x = 23,740,039.19

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.