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Finding the Third Proportional to 1,475,088.50 and 2,278,142

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Solution

The third proportional to 1,475,088.50 and 2,278,142 is: 3,518,386.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,088.50 : 2,278,142 = 2,278,142 : x
  2. Step 2: Convert to fraction form
    1,475,088.50/2,278,142 = 2,278,142/x
  3. Step 3: Cross multiply
    1,475,088.50x = 2,278,142 × 2,278,142
  4. Step 4: Simplify right side
    1,475,088.50x = 5,189,930,972,164
  5. Step 5: Solve for x
    x = 5,189,930,972,164/1,475,088.50
  6. Step 6: Final answer
    x = 3,518,386.17

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.