Home / 694,016.80-1,041,025.20-339,258.40

Finding the Fourth Proportional to 694,016.80, 1,041,025.20 and 339,258.40

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Solution

The fourth proportional to 694,016.80, 1,041,025.20 and 339,258.40 is: 508,887.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,016.80 : 1,041,025.20 = 339,258.40 : x
  2. Step 2: Convert to fraction form
    694,016.80/1,041,025.20 = 339,258.40/x
  3. Step 3: Cross multiply
    694,016.80x = 1,041,025.20 × 339,258.40
  4. Step 4: Simplify right side
    694,016.80x = 353,176,543,711.68
  5. Step 5: Solve for x
    x = 353,176,543,711.68/694,016.80
  6. Step 6: Final answer
    x = 508,887.60

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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.