Home / 936,611.16-1,292,524.98-506,891.72

Finding the Fourth Proportional to 936,611.16, 1,292,524.98 and 506,891.72

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Solution

The fourth proportional to 936,611.16, 1,292,524.98 and 506,891.72 is: 699,511.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,611.16 : 1,292,524.98 = 506,891.72 : x
  2. Step 2: Convert to fraction form
    936,611.16/1,292,524.98 = 506,891.72/x
  3. Step 3: Cross multiply
    936,611.16x = 1,292,524.98 × 506,891.72
  4. Step 4: Simplify right side
    936,611.16x = 655,170,210,255.17
  5. Step 5: Solve for x
    x = 655,170,210,255.17/936,611.16
  6. Step 6: Final answer
    x = 699,511.43

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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.