Home / 762,923.21-1,148,953.01-694,821.44

Finding the Fourth Proportional to 762,923.21, 1,148,953.01 and 694,821.44

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Solution

The fourth proportional to 762,923.21, 1,148,953.01 and 694,821.44 is: 1,046,392.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,923.21 : 1,148,953.01 = 694,821.44 : x
  2. Step 2: Convert to fraction form
    762,923.21/1,148,953.01 = 694,821.44/x
  3. Step 3: Cross multiply
    762,923.21x = 1,148,953.01 × 694,821.44
  4. Step 4: Simplify right side
    762,923.21x = 798,317,184,298.81
  5. Step 5: Solve for x
    x = 798,317,184,298.81/762,923.21
  6. Step 6: Final answer
    x = 1,046,392.58

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.