Home / 804,173.52-1,109,785.32-464,641.68

Finding the Fourth Proportional to 804,173.52, 1,109,785.32 and 464,641.68

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Solution

The fourth proportional to 804,173.52, 1,109,785.32 and 464,641.68 is: 641,220.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,173.52 : 1,109,785.32 = 464,641.68 : x
  2. Step 2: Convert to fraction form
    804,173.52/1,109,785.32 = 464,641.68/x
  3. Step 3: Cross multiply
    804,173.52x = 1,109,785.32 × 464,641.68
  4. Step 4: Simplify right side
    804,173.52x = 515,652,515,524.14
  5. Step 5: Solve for x
    x = 515,652,515,524.14/804,173.52
  6. Step 6: Final answer
    x = 641,220.46

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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.