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Finding the Third Proportional to 867,744 and 1,868,841

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Solution

The third proportional to 867,744 and 1,868,841 is: 4,024,881.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,744 : 1,868,841 = 1,868,841 : x
  2. Step 2: Convert to fraction form
    867,744/1,868,841 = 1,868,841/x
  3. Step 3: Cross multiply
    867,744x = 1,868,841 × 1,868,841
  4. Step 4: Simplify right side
    867,744x = 3,492,566,683,281
  5. Step 5: Solve for x
    x = 3,492,566,683,281/867,744
  6. Step 6: Final answer
    x = 4,024,881.40

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.