Home / 936,385.92-1,292,203.26-506,656.62

Finding the Fourth Proportional to 936,385.92, 1,292,203.26 and 506,656.62

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Solution

The fourth proportional to 936,385.92, 1,292,203.26 and 506,656.62 is: 699,181.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,385.92 : 1,292,203.26 = 506,656.62 : x
  2. Step 2: Convert to fraction form
    936,385.92/1,292,203.26 = 506,656.62/x
  3. Step 3: Cross multiply
    936,385.92x = 1,292,203.26 × 506,656.62
  4. Step 4: Simplify right side
    936,385.92x = 654,703,336,064.58
  5. Step 5: Solve for x
    x = 654,703,336,064.58/936,385.92
  6. Step 6: Final answer
    x = 699,181.10

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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.