Home / 948,211.92-1,422,159.12-317,123.64

Finding the Fourth Proportional to 948,211.92, 1,422,159.12 and 317,123.64

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Solution

The fourth proportional to 948,211.92, 1,422,159.12 and 317,123.64 is: 475,632.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,211.92 : 1,422,159.12 = 317,123.64 : x
  2. Step 2: Convert to fraction form
    948,211.92/1,422,159.12 = 317,123.64/x
  3. Step 3: Cross multiply
    948,211.92x = 1,422,159.12 × 317,123.64
  4. Step 4: Simplify right side
    948,211.92x = 451,000,276,793.60
  5. Step 5: Solve for x
    x = 451,000,276,793.60/948,211.92
  6. Step 6: Final answer
    x = 475,632.36

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Double scale
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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.