Home / 255,436.56-352,544.40-194,892.72

Finding the Fourth Proportional to 255,436.56, 352,544.40 and 194,892.72

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Solution

The fourth proportional to 255,436.56, 352,544.40 and 194,892.72 is: 268,983.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,436.56 : 352,544.40 = 194,892.72 : x
  2. Step 2: Convert to fraction form
    255,436.56/352,544.40 = 194,892.72/x
  3. Step 3: Cross multiply
    255,436.56x = 352,544.40 × 194,892.72
  4. Step 4: Simplify right side
    255,436.56x = 68,708,337,036.77
  5. Step 5: Solve for x
    x = 68,708,337,036.77/255,436.56
  6. Step 6: Final answer
    x = 268,983.96

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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.