Home / 379,062.24-523,090.08-206,966.40

Finding the Fourth Proportional to 379,062.24, 523,090.08 and 206,966.40

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Solution

The fourth proportional to 379,062.24, 523,090.08 and 206,966.40 is: 285,605.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,062.24 : 523,090.08 = 206,966.40 : x
  2. Step 2: Convert to fraction form
    379,062.24/523,090.08 = 206,966.40/x
  3. Step 3: Cross multiply
    379,062.24x = 523,090.08 × 206,966.40
  4. Step 4: Simplify right side
    379,062.24x = 108,262,070,733.31
  5. Step 5: Solve for x
    x = 108,262,070,733.31/379,062.24
  6. Step 6: Final answer
    x = 285,605.00

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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.