Home / 495,201.56-683,381.01-291,261.11

Finding the Fourth Proportional to 495,201.56, 683,381.01 and 291,261.11

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Solution

The fourth proportional to 495,201.56, 683,381.01 and 291,261.11 is: 401,942.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,201.56 : 683,381.01 = 291,261.11 : x
  2. Step 2: Convert to fraction form
    495,201.56/683,381.01 = 291,261.11/x
  3. Step 3: Cross multiply
    495,201.56x = 683,381.01 × 291,261.11
  4. Step 4: Simplify right side
    495,201.56x = 199,042,311,525.52
  5. Step 5: Solve for x
    x = 199,042,311,525.52/495,201.56
  6. Step 6: Final answer
    x = 401,942.01

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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.