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Finding the Third Proportional to 1,865,254 and 4,122,588.50

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Solution

The third proportional to 1,865,254 and 4,122,588.50 is: 9,111,754.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,254 : 4,122,588.50 = 4,122,588.50 : x
  2. Step 2: Convert to fraction form
    1,865,254/4,122,588.50 = 4,122,588.50/x
  3. Step 3: Cross multiply
    1,865,254x = 4,122,588.50 × 4,122,588.50
  4. Step 4: Simplify right side
    1,865,254x = 16,995,735,940,332.25
  5. Step 5: Solve for x
    x = 16,995,735,940,332.25/1,865,254
  6. Step 6: Final answer
    x = 9,111,754.18

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.