Home / 465,769.20-698,653.80-436,244.70

Finding the Fourth Proportional to 465,769.20, 698,653.80 and 436,244.70

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Solution

The fourth proportional to 465,769.20, 698,653.80 and 436,244.70 is: 654,367.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,769.20 : 698,653.80 = 436,244.70 : x
  2. Step 2: Convert to fraction form
    465,769.20/698,653.80 = 436,244.70/x
  3. Step 3: Cross multiply
    465,769.20x = 698,653.80 × 436,244.70
  4. Step 4: Simplify right side
    465,769.20x = 304,784,017,384.86
  5. Step 5: Solve for x
    x = 304,784,017,384.86/465,769.20
  6. Step 6: Final answer
    x = 654,367.05

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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.