Home / 326,087.26-449,809.77-205,036.90

Finding the Fourth Proportional to 326,087.26, 449,809.77 and 205,036.90

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Solution

The fourth proportional to 326,087.26, 449,809.77 and 205,036.90 is: 282,831.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,087.26 : 449,809.77 = 205,036.90 : x
  2. Step 2: Convert to fraction form
    326,087.26/449,809.77 = 205,036.90/x
  3. Step 3: Cross multiply
    326,087.26x = 449,809.77 × 205,036.90
  4. Step 4: Simplify right side
    326,087.26x = 92,227,600,830.51
  5. Step 5: Solve for x
    x = 92,227,600,830.51/326,087.26
  6. Step 6: Final answer
    x = 282,831.05

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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.