Home / 850,331.08-1,173,456.82-468,357.86

Finding the Fourth Proportional to 850,331.08, 1,173,456.82 and 468,357.86

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Solution

The fourth proportional to 850,331.08, 1,173,456.82 and 468,357.86 is: 646,333.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,331.08 : 1,173,456.82 = 468,357.86 : x
  2. Step 2: Convert to fraction form
    850,331.08/1,173,456.82 = 468,357.86/x
  3. Step 3: Cross multiply
    850,331.08x = 1,173,456.82 × 468,357.86
  4. Step 4: Simplify right side
    850,331.08x = 549,597,725,017.61
  5. Step 5: Solve for x
    x = 549,597,725,017.61/850,331.08
  6. Step 6: Final answer
    x = 646,333.81

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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.