Home / 373,285.65-559,928.48-221,726.55

Finding the Fourth Proportional to 373,285.65, 559,928.48 and 221,726.55

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Solution

The fourth proportional to 373,285.65, 559,928.48 and 221,726.55 is: 332,589.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,285.65 : 559,928.48 = 221,726.55 : x
  2. Step 2: Convert to fraction form
    373,285.65/559,928.48 = 221,726.55/x
  3. Step 3: Cross multiply
    373,285.65x = 559,928.48 × 221,726.55
  4. Step 4: Simplify right side
    373,285.65x = 124,151,009,008.51
  5. Step 5: Solve for x
    x = 124,151,009,008.51/373,285.65
  6. Step 6: Final answer
    x = 332,589.83

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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.