Home / 426,060.90-587,999.16-242,357.04

Finding the Fourth Proportional to 426,060.90, 587,999.16 and 242,357.04

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Solution

The fourth proportional to 426,060.90, 587,999.16 and 242,357.04 is: 334,472.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,060.90 : 587,999.16 = 242,357.04 : x
  2. Step 2: Convert to fraction form
    426,060.90/587,999.16 = 242,357.04/x
  3. Step 3: Cross multiply
    426,060.90x = 587,999.16 × 242,357.04
  4. Step 4: Simplify right side
    426,060.90x = 142,505,735,940.09
  5. Step 5: Solve for x
    x = 142,505,735,940.09/426,060.90
  6. Step 6: Final answer
    x = 334,472.69

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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.