Home / 513,192.37-708,176.90-283,736.38

Finding the Fourth Proportional to 513,192.37, 708,176.90 and 283,736.38

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Solution

The fourth proportional to 513,192.37, 708,176.90 and 283,736.38 is: 391,540.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,192.37 : 708,176.90 = 283,736.38 : x
  2. Step 2: Convert to fraction form
    513,192.37/708,176.90 = 283,736.38/x
  3. Step 3: Cross multiply
    513,192.37x = 708,176.90 × 283,736.38
  4. Step 4: Simplify right side
    513,192.37x = 200,935,545,046.06
  5. Step 5: Solve for x
    x = 200,935,545,046.06/513,192.37
  6. Step 6: Final answer
    x = 391,540.40

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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.