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Finding the Third Proportional to 19,001,020 and 40,988,024

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Solution

The third proportional to 19,001,020 and 40,988,024 is: 88,417,259.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001,020 : 40,988,024 = 40,988,024 : x
  2. Step 2: Convert to fraction form
    19,001,020/40,988,024 = 40,988,024/x
  3. Step 3: Cross multiply
    19,001,020x = 40,988,024 × 40,988,024
  4. Step 4: Simplify right side
    19,001,020x = 1,680,018,111,424,576
  5. Step 5: Solve for x
    x = 1,680,018,111,424,576/19,001,020
  6. Step 6: Final answer
    x = 88,417,259.25

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.