Home / 587,543.07-810,736.89-358,016.73

Finding the Fourth Proportional to 587,543.07, 810,736.89 and 358,016.73

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Solution

The fourth proportional to 587,543.07, 810,736.89 and 358,016.73 is: 494,018.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,543.07 : 810,736.89 = 358,016.73 : x
  2. Step 2: Convert to fraction form
    587,543.07/810,736.89 = 358,016.73/x
  3. Step 3: Cross multiply
    587,543.07x = 810,736.89 × 358,016.73
  4. Step 4: Simplify right side
    587,543.07x = 290,257,370,248.17
  5. Step 5: Solve for x
    x = 290,257,370,248.17/587,543.07
  6. Step 6: Final answer
    x = 494,018.88

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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.