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Finding the Fourth Proportional to 662,801.14, 914,665.41 and 360,995.14

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Solution

The fourth proportional to 662,801.14, 914,665.41 and 360,995.14 is: 498,173.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,801.14 : 914,665.41 = 360,995.14 : x
  2. Step 2: Convert to fraction form
    662,801.14/914,665.41 = 360,995.14/x
  3. Step 3: Cross multiply
    662,801.14x = 914,665.41 × 360,995.14
  4. Step 4: Simplify right side
    662,801.14x = 330,189,767,736.11
  5. Step 5: Solve for x
    x = 330,189,767,736.11/662,801.14
  6. Step 6: Final answer
    x = 498,173.20

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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.