Home / 723,551.74-1,085,314.65-296,994.94

Finding the Fourth Proportional to 723,551.74, 1,085,314.65 and 296,994.94

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Solution

The fourth proportional to 723,551.74, 1,085,314.65 and 296,994.94 is: 445,487.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,551.74 : 1,085,314.65 = 296,994.94 : x
  2. Step 2: Convert to fraction form
    723,551.74/1,085,314.65 = 296,994.94/x
  3. Step 3: Cross multiply
    723,551.74x = 1,085,314.65 × 296,994.94
  4. Step 4: Simplify right side
    723,551.74x = 322,332,959,357.87
  5. Step 5: Solve for x
    x = 322,332,959,357.87/723,551.74
  6. Step 6: Final answer
    x = 445,487.09

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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.