Home / 462,077.20-693,115.80-263,011.60

Finding the Fourth Proportional to 462,077.20, 693,115.80 and 263,011.60

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Solution

The fourth proportional to 462,077.20, 693,115.80 and 263,011.60 is: 394,517.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,077.20 : 693,115.80 = 263,011.60 : x
  2. Step 2: Convert to fraction form
    462,077.20/693,115.80 = 263,011.60/x
  3. Step 3: Cross multiply
    462,077.20x = 693,115.80 × 263,011.60
  4. Step 4: Simplify right side
    462,077.20x = 182,297,495,543.28
  5. Step 5: Solve for x
    x = 182,297,495,543.28/462,077.20
  6. Step 6: Final answer
    x = 394,517.40

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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.