Home / 855,632.97-1,181,573.64-550,239.71

Finding the Fourth Proportional to 855,632.97, 1,181,573.64 and 550,239.71

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Solution

The fourth proportional to 855,632.97, 1,181,573.64 and 550,239.71 is: 759,845.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,632.97 : 1,181,573.64 = 550,239.71 : x
  2. Step 2: Convert to fraction form
    855,632.97/1,181,573.64 = 550,239.71/x
  3. Step 3: Cross multiply
    855,632.97x = 1,181,573.64 × 550,239.71
  4. Step 4: Simplify right side
    855,632.97x = 650,148,731,109.38
  5. Step 5: Solve for x
    x = 650,148,731,109.38/855,632.97
  6. Step 6: Final answer
    x = 759,845.35

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Double scale
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1.5x scale

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.