Home / 669,236.15-1,003,854.18-195,921.50

Finding the Fourth Proportional to 669,236.15, 1,003,854.18 and 195,921.50

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Solution

The fourth proportional to 669,236.15, 1,003,854.18 and 195,921.50 is: 293,882.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,236.15 : 1,003,854.18 = 195,921.50 : x
  2. Step 2: Convert to fraction form
    669,236.15/1,003,854.18 = 195,921.50/x
  3. Step 3: Cross multiply
    669,236.15x = 1,003,854.18 × 195,921.50
  4. Step 4: Simplify right side
    669,236.15x = 196,676,611,707.60
  5. Step 5: Solve for x
    x = 196,676,611,707.60/669,236.15
  6. Step 6: Final answer
    x = 293,882.23

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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.