Home / 326,014.56-449,901.24-190,142.32

Finding the Fourth Proportional to 326,014.56, 449,901.24 and 190,142.32

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Solution

The fourth proportional to 326,014.56, 449,901.24 and 190,142.32 is: 262,397.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,014.56 : 449,901.24 = 190,142.32 : x
  2. Step 2: Convert to fraction form
    326,014.56/449,901.24 = 190,142.32/x
  3. Step 3: Cross multiply
    326,014.56x = 449,901.24 × 190,142.32
  4. Step 4: Simplify right side
    326,014.56x = 85,545,265,544.48
  5. Step 5: Solve for x
    x = 85,545,265,544.48/326,014.56
  6. Step 6: Final answer
    x = 262,397.07

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1.5x scale

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.