Home / 235,739.36-324,498.56-205,472

Finding the Fourth Proportional to 235,739.36, 324,498.56 and 205,472

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Solution

The fourth proportional to 235,739.36, 324,498.56 and 205,472 is: 282,835.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,739.36 : 324,498.56 = 205,472 : x
  2. Step 2: Convert to fraction form
    235,739.36/324,498.56 = 205,472/x
  3. Step 3: Cross multiply
    235,739.36x = 324,498.56 × 205,472
  4. Step 4: Simplify right side
    235,739.36x = 66,675,368,120.32
  5. Step 5: Solve for x
    x = 66,675,368,120.32/235,739.36
  6. Step 6: Final answer
    x = 282,835.11

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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.