Home / 834,231.60-1,251,347.40-235,212.30

Finding the Fourth Proportional to 834,231.60, 1,251,347.40 and 235,212.30

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Solution

The fourth proportional to 834,231.60, 1,251,347.40 and 235,212.30 is: 352,818.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,231.60 : 1,251,347.40 = 235,212.30 : x
  2. Step 2: Convert to fraction form
    834,231.60/1,251,347.40 = 235,212.30/x
  3. Step 3: Cross multiply
    834,231.60x = 1,251,347.40 × 235,212.30
  4. Step 4: Simplify right side
    834,231.60x = 294,332,300,053.02
  5. Step 5: Solve for x
    x = 294,332,300,053.02/834,231.60
  6. Step 6: Final answer
    x = 352,818.45

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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.