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Finding the Fourth Proportional to 438,173.22, 604,676.82 and 244,569.86

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Solution

The fourth proportional to 438,173.22, 604,676.82 and 244,569.86 is: 337,505.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,173.22 : 604,676.82 = 244,569.86 : x
  2. Step 2: Convert to fraction form
    438,173.22/604,676.82 = 244,569.86/x
  3. Step 3: Cross multiply
    438,173.22x = 604,676.82 × 244,569.86
  4. Step 4: Simplify right side
    438,173.22x = 147,885,725,373.94
  5. Step 5: Solve for x
    x = 147,885,725,373.94/438,173.22
  6. Step 6: Final answer
    x = 337,505.16

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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.