Home / 834,109.30-1,251,216.87-294,298.30

Finding the Fourth Proportional to 834,109.30, 1,251,216.87 and 294,298.30

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Solution

The fourth proportional to 834,109.30, 1,251,216.87 and 294,298.30 is: 441,466.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,109.30 : 1,251,216.87 = 294,298.30 : x
  2. Step 2: Convert to fraction form
    834,109.30/1,251,216.87 = 294,298.30/x
  3. Step 3: Cross multiply
    834,109.30x = 1,251,216.87 × 294,298.30
  4. Step 4: Simplify right side
    834,109.30x = 368,230,997,772.32
  5. Step 5: Solve for x
    x = 368,230,997,772.32/834,109.30
  6. Step 6: Final answer
    x = 441,466.12

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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.