Home / 1,150,131.20-1,725,196.57-308,682.95

Finding the Fourth Proportional to 1,150,131.20, 1,725,196.57 and 308,682.95

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Solution

The fourth proportional to 1,150,131.20, 1,725,196.57 and 308,682.95 is: 463,024.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,131.20 : 1,725,196.57 = 308,682.95 : x
  2. Step 2: Convert to fraction form
    1,150,131.20/1,725,196.57 = 308,682.95/x
  3. Step 3: Cross multiply
    1,150,131.20x = 1,725,196.57 × 308,682.95
  4. Step 4: Simplify right side
    1,150,131.20x = 532,538,757,159.79
  5. Step 5: Solve for x
    x = 532,538,757,159.79/1,150,131.20
  6. Step 6: Final answer
    x = 463,024.36

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Double scale
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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.