Home / 850,974.66-1,174,342.66-469,001.34

Finding the Fourth Proportional to 850,974.66, 1,174,342.66 and 469,001.34

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Solution

The fourth proportional to 850,974.66, 1,174,342.66 and 469,001.34 is: 647,220.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,974.66 : 1,174,342.66 = 469,001.34 : x
  2. Step 2: Convert to fraction form
    850,974.66/1,174,342.66 = 469,001.34/x
  3. Step 3: Cross multiply
    850,974.66x = 1,174,342.66 × 469,001.34
  4. Step 4: Simplify right side
    850,974.66x = 550,768,279,986.66
  5. Step 5: Solve for x
    x = 550,768,279,986.66/850,974.66
  6. Step 6: Final answer
    x = 647,220.54

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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.