Home / 375,192.24-517,765.20-205,426.32

Finding the Fourth Proportional to 375,192.24, 517,765.20 and 205,426.32

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Solution

The fourth proportional to 375,192.24, 517,765.20 and 205,426.32 is: 283,488.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,192.24 : 517,765.20 = 205,426.32 : x
  2. Step 2: Convert to fraction form
    375,192.24/517,765.20 = 205,426.32/x
  3. Step 3: Cross multiply
    375,192.24x = 517,765.20 × 205,426.32
  4. Step 4: Simplify right side
    375,192.24x = 106,362,599,660.06
  5. Step 5: Solve for x
    x = 106,362,599,660.06/375,192.24
  6. Step 6: Final answer
    x = 283,488.27

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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.