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Finding the Third Proportional to 875,796 and 1,319,958

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Solution

The third proportional to 875,796 and 1,319,958 is: 1,989,377.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,796 : 1,319,958 = 1,319,958 : x
  2. Step 2: Convert to fraction form
    875,796/1,319,958 = 1,319,958/x
  3. Step 3: Cross multiply
    875,796x = 1,319,958 × 1,319,958
  4. Step 4: Simplify right side
    875,796x = 1,742,289,121,764
  5. Step 5: Solve for x
    x = 1,742,289,121,764/875,796
  6. Step 6: Final answer
    x = 1,989,377.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.