Home / 605,845.43-908,768.16-185,117.66

Finding the Fourth Proportional to 605,845.43, 908,768.16 and 185,117.66

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Solution

The fourth proportional to 605,845.43, 908,768.16 and 185,117.66 is: 277,676.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,845.43 : 908,768.16 = 185,117.66 : x
  2. Step 2: Convert to fraction form
    605,845.43/908,768.16 = 185,117.66/x
  3. Step 3: Cross multiply
    605,845.43x = 908,768.16 × 185,117.66
  4. Step 4: Simplify right side
    605,845.43x = 168,229,037,533.63
  5. Step 5: Solve for x
    x = 168,229,037,533.63/605,845.43
  6. Step 6: Final answer
    x = 277,676.50

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.