Home / 326,106.66-449,820.09-235,595.64

Finding the Fourth Proportional to 326,106.66, 449,820.09 and 235,595.64

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Solution

The fourth proportional to 326,106.66, 449,820.09 and 235,595.64 is: 324,972.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,106.66 : 449,820.09 = 235,595.64 : x
  2. Step 2: Convert to fraction form
    326,106.66/449,820.09 = 235,595.64/x
  3. Step 3: Cross multiply
    326,106.66x = 449,820.09 × 235,595.64
  4. Step 4: Simplify right side
    326,106.66x = 105,975,651,988.41
  5. Step 5: Solve for x
    x = 105,975,651,988.41/326,106.66
  6. Step 6: Final answer
    x = 324,972.36

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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.