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Finding the Third Proportional to 917,172 and 1,875,159

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Solution

The third proportional to 917,172 and 1,875,159 is: 3,833,764.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,172 : 1,875,159 = 1,875,159 : x
  2. Step 2: Convert to fraction form
    917,172/1,875,159 = 1,875,159/x
  3. Step 3: Cross multiply
    917,172x = 1,875,159 × 1,875,159
  4. Step 4: Simplify right side
    917,172x = 3,516,221,275,281
  5. Step 5: Solve for x
    x = 3,516,221,275,281/917,172
  6. Step 6: Final answer
    x = 3,833,764.31

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.