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Finding the Fourth Proportional to 1,168,579, 1,612,639.14 and 632,035

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Solution

The fourth proportional to 1,168,579, 1,612,639.14 and 632,035 is: 872,208.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,579 : 1,612,639.14 = 632,035 : x
  2. Step 2: Convert to fraction form
    1,168,579/1,612,639.14 = 632,035/x
  3. Step 3: Cross multiply
    1,168,579x = 1,612,639.14 × 632,035
  4. Step 4: Simplify right side
    1,168,579x = 1,019,244,378,849.90
  5. Step 5: Solve for x
    x = 1,019,244,378,849.90/1,168,579
  6. Step 6: Final answer
    x = 872,208.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.