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Finding the Third Proportional to 18,360,483.75 and 27,776,871

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Solution

The third proportional to 18,360,483.75 and 27,776,871 is: 42,022,561.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,360,483.75 : 27,776,871 = 27,776,871 : x
  2. Step 2: Convert to fraction form
    18,360,483.75/27,776,871 = 27,776,871/x
  3. Step 3: Cross multiply
    18,360,483.75x = 27,776,871 × 27,776,871
  4. Step 4: Simplify right side
    18,360,483.75x = 771,554,562,550,641
  5. Step 5: Solve for x
    x = 771,554,562,550,641/18,360,483.75
  6. Step 6: Final answer
    x = 42,022,561.77

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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.