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Finding the Fourth Proportional to 503,230.24, 694,468.32 and 276,876.16

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Solution

The fourth proportional to 503,230.24, 694,468.32 and 276,876.16 is: 382,094.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,230.24 : 694,468.32 = 276,876.16 : x
  2. Step 2: Convert to fraction form
    503,230.24/694,468.32 = 276,876.16/x
  3. Step 3: Cross multiply
    503,230.24x = 694,468.32 × 276,876.16
  4. Step 4: Simplify right side
    503,230.24x = 192,281,721,683.25
  5. Step 5: Solve for x
    x = 192,281,721,683.25/503,230.24
  6. Step 6: Final answer
    x = 382,094.93

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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.