Home / 441,075.05-661,346.19-197,871.58

Finding the Fourth Proportional to 441,075.05, 661,346.19 and 197,871.58

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Solution

The fourth proportional to 441,075.05, 661,346.19 and 197,871.58 is: 296,687.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,075.05 : 661,346.19 = 197,871.58 : x
  2. Step 2: Convert to fraction form
    441,075.05/661,346.19 = 197,871.58/x
  3. Step 3: Cross multiply
    441,075.05x = 661,346.19 × 197,871.58
  4. Step 4: Simplify right side
    441,075.05x = 130,861,618,785.51
  5. Step 5: Solve for x
    x = 130,861,618,785.51/441,075.05
  6. Step 6: Final answer
    x = 296,687.88

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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.