Home / 936,340.83-1,292,141.16-506,611.53

Finding the Fourth Proportional to 936,340.83, 1,292,141.16 and 506,611.53

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Solution

The fourth proportional to 936,340.83, 1,292,141.16 and 506,611.53 is: 699,118.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,340.83 : 1,292,141.16 = 506,611.53 : x
  2. Step 2: Convert to fraction form
    936,340.83/1,292,141.16 = 506,611.53/x
  3. Step 3: Cross multiply
    936,340.83x = 1,292,141.16 × 506,611.53
  4. Step 4: Simplify right side
    936,340.83x = 654,613,610,043.58
  5. Step 5: Solve for x
    x = 654,613,610,043.58/936,340.83
  6. Step 6: Final answer
    x = 699,118.94

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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.