Home / 904,917.86-1,248,801.69-497,057.44

Finding the Fourth Proportional to 904,917.86, 1,248,801.69 and 497,057.44

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Solution

The fourth proportional to 904,917.86, 1,248,801.69 and 497,057.44 is: 685,947.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,917.86 : 1,248,801.69 = 497,057.44 : x
  2. Step 2: Convert to fraction form
    904,917.86/1,248,801.69 = 497,057.44/x
  3. Step 3: Cross multiply
    904,917.86x = 1,248,801.69 × 497,057.44
  4. Step 4: Simplify right side
    904,917.86x = 620,726,171,099.07
  5. Step 5: Solve for x
    x = 620,726,171,099.07/904,917.86
  6. Step 6: Final answer
    x = 685,947.53

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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.