Home / 833,660.32-1,250,235.12-301,115.68

Finding the Fourth Proportional to 833,660.32, 1,250,235.12 and 301,115.68

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Solution

The fourth proportional to 833,660.32, 1,250,235.12 and 301,115.68 is: 451,581.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,660.32 : 1,250,235.12 = 301,115.68 : x
  2. Step 2: Convert to fraction form
    833,660.32/1,250,235.12 = 301,115.68/x
  3. Step 3: Cross multiply
    833,660.32x = 1,250,235.12 × 301,115.68
  4. Step 4: Simplify right side
    833,660.32x = 376,465,398,318.68
  5. Step 5: Solve for x
    x = 376,465,398,318.68/833,660.32
  6. Step 6: Final answer
    x = 451,581.28

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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.