Home / 238,474.28-328,765.67-190,239.92

Finding the Fourth Proportional to 238,474.28, 328,765.67 and 190,239.92

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Solution

The fourth proportional to 238,474.28, 328,765.67 and 190,239.92 is: 262,268.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,474.28 : 328,765.67 = 190,239.92 : x
  2. Step 2: Convert to fraction form
    238,474.28/328,765.67 = 190,239.92/x
  3. Step 3: Cross multiply
    238,474.28x = 328,765.67 × 190,239.92
  4. Step 4: Simplify right side
    238,474.28x = 62,544,353,988.71
  5. Step 5: Solve for x
    x = 62,544,353,988.71/238,474.28
  6. Step 6: Final answer
    x = 262,268.76

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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.