Home / 353,001.27-487,141.82-191,856.35

Finding the Fourth Proportional to 353,001.27, 487,141.82 and 191,856.35

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Solution

The fourth proportional to 353,001.27, 487,141.82 and 191,856.35 is: 264,761.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,001.27 : 487,141.82 = 191,856.35 : x
  2. Step 2: Convert to fraction form
    353,001.27/487,141.82 = 191,856.35/x
  3. Step 3: Cross multiply
    353,001.27x = 487,141.82 × 191,856.35
  4. Step 4: Simplify right side
    353,001.27x = 93,461,250,295.01
  5. Step 5: Solve for x
    x = 93,461,250,295.01/353,001.27
  6. Step 6: Final answer
    x = 264,761.80

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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.