Home / 837,485.20-1,256,227.80-332,166.70

Finding the Fourth Proportional to 837,485.20, 1,256,227.80 and 332,166.70

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Solution

The fourth proportional to 837,485.20, 1,256,227.80 and 332,166.70 is: 498,250.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,485.20 : 1,256,227.80 = 332,166.70 : x
  2. Step 2: Convert to fraction form
    837,485.20/1,256,227.80 = 332,166.70/x
  3. Step 3: Cross multiply
    837,485.20x = 1,256,227.80 × 332,166.70
  4. Step 4: Simplify right side
    837,485.20x = 417,277,042,774.26
  5. Step 5: Solve for x
    x = 417,277,042,774.26/837,485.20
  6. Step 6: Final answer
    x = 498,250.05

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Half scale
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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.