Home / 733,827.20-1,100,740.80-313,145.60

Finding the Fourth Proportional to 733,827.20, 1,100,740.80 and 313,145.60

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Solution

The fourth proportional to 733,827.20, 1,100,740.80 and 313,145.60 is: 469,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,827.20 : 1,100,740.80 = 313,145.60 : x
  2. Step 2: Convert to fraction form
    733,827.20/1,100,740.80 = 313,145.60/x
  3. Step 3: Cross multiply
    733,827.20x = 1,100,740.80 × 313,145.60
  4. Step 4: Simplify right side
    733,827.20x = 344,692,138,260.48
  5. Step 5: Solve for x
    x = 344,692,138,260.48/733,827.20
  6. Step 6: Final answer
    x = 469,718.40

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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.