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Finding the Third Proportional to 1,890,411 and 4,148,235

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Solution

The third proportional to 1,890,411 and 4,148,235 is: 9,102,704.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,411 : 4,148,235 = 4,148,235 : x
  2. Step 2: Convert to fraction form
    1,890,411/4,148,235 = 4,148,235/x
  3. Step 3: Cross multiply
    1,890,411x = 4,148,235 × 4,148,235
  4. Step 4: Simplify right side
    1,890,411x = 17,207,853,615,225
  5. Step 5: Solve for x
    x = 17,207,853,615,225/1,890,411
  6. Step 6: Final answer
    x = 9,102,704.98

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.