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Finding the Third Proportional to 9,492,256 and 19,657,428

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Solution

The third proportional to 9,492,256 and 19,657,428 is: 40,708,391.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,492,256 : 19,657,428 = 19,657,428 : x
  2. Step 2: Convert to fraction form
    9,492,256/19,657,428 = 19,657,428/x
  3. Step 3: Cross multiply
    9,492,256x = 19,657,428 × 19,657,428
  4. Step 4: Simplify right side
    9,492,256x = 386,414,475,575,184
  5. Step 5: Solve for x
    x = 386,414,475,575,184/9,492,256
  6. Step 6: Final answer
    x = 40,708,391.72

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.