Home / 824,358.51-1,236,714.09-255,727.27

Finding the Fourth Proportional to 824,358.51, 1,236,714.09 and 255,727.27

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Solution

The fourth proportional to 824,358.51, 1,236,714.09 and 255,727.27 is: 383,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,358.51 : 1,236,714.09 = 255,727.27 : x
  2. Step 2: Convert to fraction form
    824,358.51/1,236,714.09 = 255,727.27/x
  3. Step 3: Cross multiply
    824,358.51x = 1,236,714.09 × 255,727.27
  4. Step 4: Simplify right side
    824,358.51x = 316,261,518,006.23
  5. Step 5: Solve for x
    x = 316,261,518,006.23/824,358.51
  6. Step 6: Final answer
    x = 383,645.60

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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.