Home / 372,910.16-514,613.36-203,144.24

Finding the Fourth Proportional to 372,910.16, 514,613.36 and 203,144.24

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Solution

The fourth proportional to 372,910.16, 514,613.36 and 203,144.24 is: 280,337.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,910.16 : 514,613.36 = 203,144.24 : x
  2. Step 2: Convert to fraction form
    372,910.16/514,613.36 = 203,144.24/x
  3. Step 3: Cross multiply
    372,910.16x = 514,613.36 × 203,144.24
  4. Step 4: Simplify right side
    372,910.16x = 104,540,739,911.05
  5. Step 5: Solve for x
    x = 104,540,739,911.05/372,910.16
  6. Step 6: Final answer
    x = 280,337.60

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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.