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Finding the Third Proportional to 14,256,420 and 20,598,070

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Solution

The third proportional to 14,256,420 and 20,598,070 is: 29,760,661.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256,420 : 20,598,070 = 20,598,070 : x
  2. Step 2: Convert to fraction form
    14,256,420/20,598,070 = 20,598,070/x
  3. Step 3: Cross multiply
    14,256,420x = 20,598,070 × 20,598,070
  4. Step 4: Simplify right side
    14,256,420x = 424,280,487,724,900
  5. Step 5: Solve for x
    x = 424,280,487,724,900/14,256,420
  6. Step 6: Final answer
    x = 29,760,661.35

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.