Home / 853,608.36-1,176,611.22-577,879.32

Finding the Fourth Proportional to 853,608.36, 1,176,611.22 and 577,879.32

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Solution

The fourth proportional to 853,608.36, 1,176,611.22 and 577,879.32 is: 796,547.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,608.36 : 1,176,611.22 = 577,879.32 : x
  2. Step 2: Convert to fraction form
    853,608.36/1,176,611.22 = 577,879.32/x
  3. Step 3: Cross multiply
    853,608.36x = 1,176,611.22 × 577,879.32
  4. Step 4: Simplify right side
    853,608.36x = 679,939,291,717.97
  5. Step 5: Solve for x
    x = 679,939,291,717.97/853,608.36
  6. Step 6: Final answer
    x = 796,547.13

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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.