Home / 364,276.20-502,640.73-203,126.70

Finding the Fourth Proportional to 364,276.20, 502,640.73 and 203,126.70

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Solution

The fourth proportional to 364,276.20, 502,640.73 and 203,126.70 is: 280,281.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,276.20 : 502,640.73 = 203,126.70 : x
  2. Step 2: Convert to fraction form
    364,276.20/502,640.73 = 203,126.70/x
  3. Step 3: Cross multiply
    364,276.20x = 502,640.73 × 203,126.70
  4. Step 4: Simplify right side
    364,276.20x = 102,099,752,770.49
  5. Step 5: Solve for x
    x = 102,099,752,770.49/364,276.20
  6. Step 6: Final answer
    x = 280,281.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.