Home / 824,228.19-1,236,519.81-255,597.80

Finding the Fourth Proportional to 824,228.19, 1,236,519.81 and 255,597.80

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Solution

The fourth proportional to 824,228.19, 1,236,519.81 and 255,597.80 is: 383,451.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,228.19 : 1,236,519.81 = 255,597.80 : x
  2. Step 2: Convert to fraction form
    824,228.19/1,236,519.81 = 255,597.80/x
  3. Step 3: Cross multiply
    824,228.19x = 1,236,519.81 × 255,597.80
  4. Step 4: Simplify right side
    824,228.19x = 316,051,736,909.82
  5. Step 5: Solve for x
    x = 316,051,736,909.82/824,228.19
  6. Step 6: Final answer
    x = 383,451.74

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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.