Home / 892,013.52-1,230,987.86-484,118.89

Finding the Fourth Proportional to 892,013.52, 1,230,987.86 and 484,118.89

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Solution

The fourth proportional to 892,013.52, 1,230,987.86 and 484,118.89 is: 668,089.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,013.52 : 1,230,987.86 = 484,118.89 : x
  2. Step 2: Convert to fraction form
    892,013.52/1,230,987.86 = 484,118.89/x
  3. Step 3: Cross multiply
    892,013.52x = 1,230,987.86 × 484,118.89
  4. Step 4: Simplify right side
    892,013.52x = 595,944,470,231.74
  5. Step 5: Solve for x
    x = 595,944,470,231.74/892,013.52
  6. Step 6: Final answer
    x = 668,089.06

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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.