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Finding the Fourth Proportional to 584,400, 875,935.62 and 247,230.48

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Solution

The fourth proportional to 584,400, 875,935.62 and 247,230.48 is: 370,564.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,400 : 875,935.62 = 247,230.48 : x
  2. Step 2: Convert to fraction form
    584,400/875,935.62 = 247,230.48/x
  3. Step 3: Cross multiply
    584,400x = 875,935.62 × 247,230.48
  4. Step 4: Simplify right side
    584,400x = 216,557,983,781.70
  5. Step 5: Solve for x
    x = 216,557,983,781.70/584,400
  6. Step 6: Final answer
    x = 370,564.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.