Home / 837,335.78-1,256,000.94-230,124.96

Finding the Fourth Proportional to 837,335.78, 1,256,000.94 and 230,124.96

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Solution

The fourth proportional to 837,335.78, 1,256,000.94 and 230,124.96 is: 345,186.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,335.78 : 1,256,000.94 = 230,124.96 : x
  2. Step 2: Convert to fraction form
    837,335.78/1,256,000.94 = 230,124.96/x
  3. Step 3: Cross multiply
    837,335.78x = 1,256,000.94 × 230,124.96
  4. Step 4: Simplify right side
    837,335.78x = 289,037,166,077.46
  5. Step 5: Solve for x
    x = 289,037,166,077.46/837,335.78
  6. Step 6: Final answer
    x = 345,186.69

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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.