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Finding the Fourth Proportional to 503,315.01, 694,574.46 and 276,960.51

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Solution

The fourth proportional to 503,315.01, 694,574.46 and 276,960.51 is: 382,205.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,315.01 : 694,574.46 = 276,960.51 : x
  2. Step 2: Convert to fraction form
    503,315.01/694,574.46 = 276,960.51/x
  3. Step 3: Cross multiply
    503,315.01x = 694,574.46 × 276,960.51
  4. Step 4: Simplify right side
    503,315.01x = 192,369,696,674.58
  5. Step 5: Solve for x
    x = 192,369,696,674.58/503,315.01
  6. Step 6: Final answer
    x = 382,205.36

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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.