Home / 943,171.14-1,413,903.24-343,991.82

Finding the Fourth Proportional to 943,171.14, 1,413,903.24 and 343,991.82

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Solution

The fourth proportional to 943,171.14, 1,413,903.24 and 343,991.82 is: 515,676.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,171.14 : 1,413,903.24 = 343,991.82 : x
  2. Step 2: Convert to fraction form
    943,171.14/1,413,903.24 = 343,991.82/x
  3. Step 3: Cross multiply
    943,171.14x = 1,413,903.24 × 343,991.82
  4. Step 4: Simplify right side
    943,171.14x = 486,371,148,831.50
  5. Step 5: Solve for x
    x = 486,371,148,831.50/943,171.14
  6. Step 6: Final answer
    x = 515,676.45

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1.5x scale

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.