Home / 824,360.40-1,236,716.93-255,729.17

Finding the Fourth Proportional to 824,360.40, 1,236,716.93 and 255,729.17

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Solution

The fourth proportional to 824,360.40, 1,236,716.93 and 255,729.17 is: 383,648.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,360.40 : 1,236,716.93 = 255,729.17 : x
  2. Step 2: Convert to fraction form
    824,360.40/1,236,716.93 = 255,729.17/x
  3. Step 3: Cross multiply
    824,360.40x = 1,236,716.93 × 255,729.17
  4. Step 4: Simplify right side
    824,360.40x = 316,264,597,764.96
  5. Step 5: Solve for x
    x = 316,264,597,764.96/824,360.40
  6. Step 6: Final answer
    x = 383,648.46

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.