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Finding the Fourth Proportional to 696,393.81, 954,764.82 and 683,796.69

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Solution

The fourth proportional to 696,393.81, 954,764.82 and 683,796.69 is: 937,494.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,393.81 : 954,764.82 = 683,796.69 : x
  2. Step 2: Convert to fraction form
    696,393.81/954,764.82 = 683,796.69/x
  3. Step 3: Cross multiply
    696,393.81x = 954,764.82 × 683,796.69
  4. Step 4: Simplify right side
    696,393.81x = 652,865,023,644.45
  5. Step 5: Solve for x
    x = 652,865,023,644.45/696,393.81
  6. Step 6: Final answer
    x = 937,494.01

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.