Home / 824,521.36-1,238,186.28-536,822.73

Finding the Fourth Proportional to 824,521.36, 1,238,186.28 and 536,822.73

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Solution

The fourth proportional to 824,521.36, 1,238,186.28 and 536,822.73 is: 806,148.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,521.36 : 1,238,186.28 = 536,822.73 : x
  2. Step 2: Convert to fraction form
    824,521.36/1,238,186.28 = 536,822.73/x
  3. Step 3: Cross multiply
    824,521.36x = 1,238,186.28 × 536,822.73
  4. Step 4: Simplify right side
    824,521.36x = 664,686,539,078.14
  5. Step 5: Solve for x
    x = 664,686,539,078.14/824,521.36
  6. Step 6: Final answer
    x = 806,148.36

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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.