Home / 357,973.64-494,005.46-196,839.08

Finding the Fourth Proportional to 357,973.64, 494,005.46 and 196,839.08

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Solution

The fourth proportional to 357,973.64, 494,005.46 and 196,839.08 is: 271,638.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,973.64 : 494,005.46 = 196,839.08 : x
  2. Step 2: Convert to fraction form
    357,973.64/494,005.46 = 196,839.08/x
  3. Step 3: Cross multiply
    357,973.64x = 494,005.46 × 196,839.08
  4. Step 4: Simplify right side
    357,973.64x = 97,239,576,807.15
  5. Step 5: Solve for x
    x = 97,239,576,807.15/357,973.64
  6. Step 6: Final answer
    x = 271,638.93

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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.