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Finding the Third Proportional to 875,428 and 1,881,633

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Solution

The third proportional to 875,428 and 1,881,633 is: 4,044,356.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,428 : 1,881,633 = 1,881,633 : x
  2. Step 2: Convert to fraction form
    875,428/1,881,633 = 1,881,633/x
  3. Step 3: Cross multiply
    875,428x = 1,881,633 × 1,881,633
  4. Step 4: Simplify right side
    875,428x = 3,540,542,746,689
  5. Step 5: Solve for x
    x = 3,540,542,746,689/875,428
  6. Step 6: Final answer
    x = 4,044,356.30

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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.