Home / 397,632.16-592,236.80-395,694.61

Finding the Fourth Proportional to 397,632.16, 592,236.80 and 395,694.61

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Solution

The fourth proportional to 397,632.16, 592,236.80 and 395,694.61 is: 589,351.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,632.16 : 592,236.80 = 395,694.61 : x
  2. Step 2: Convert to fraction form
    397,632.16/592,236.80 = 395,694.61/x
  3. Step 3: Cross multiply
    397,632.16x = 592,236.80 × 395,694.61
  4. Step 4: Simplify right side
    397,632.16x = 234,344,909,603.65
  5. Step 5: Solve for x
    x = 234,344,909,603.65/397,632.16
  6. Step 6: Final answer
    x = 589,351.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.