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Finding the Third Proportional to 4,328,160 and 9,256,688

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Solution

The third proportional to 4,328,160 and 9,256,688 is: 19,797,390.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328,160 : 9,256,688 = 9,256,688 : x
  2. Step 2: Convert to fraction form
    4,328,160/9,256,688 = 9,256,688/x
  3. Step 3: Cross multiply
    4,328,160x = 9,256,688 × 9,256,688
  4. Step 4: Simplify right side
    4,328,160x = 85,686,272,729,344
  5. Step 5: Solve for x
    x = 85,686,272,729,344/4,328,160
  6. Step 6: Final answer
    x = 19,797,390.28

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.