Home / 556,831.73-835,338.06-172,490.83

Finding the Fourth Proportional to 556,831.73, 835,338.06 and 172,490.83

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Solution

The fourth proportional to 556,831.73, 835,338.06 and 172,490.83 is: 258,764.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,831.73 : 835,338.06 = 172,490.83 : x
  2. Step 2: Convert to fraction form
    556,831.73/835,338.06 = 172,490.83/x
  3. Step 3: Cross multiply
    556,831.73x = 835,338.06 × 172,490.83
  4. Step 4: Simplify right side
    556,831.73x = 144,088,150,260.85
  5. Step 5: Solve for x
    x = 144,088,150,260.85/556,831.73
  6. Step 6: Final answer
    x = 258,764.26

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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.