Home / 495,173.27-683,341.92-291,232.79

Finding the Fourth Proportional to 495,173.27, 683,341.92 and 291,232.79

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Solution

The fourth proportional to 495,173.27, 683,341.92 and 291,232.79 is: 401,902.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,173.27 : 683,341.92 = 291,232.79 : x
  2. Step 2: Convert to fraction form
    495,173.27/683,341.92 = 291,232.79/x
  3. Step 3: Cross multiply
    495,173.27x = 683,341.92 × 291,232.79
  4. Step 4: Simplify right side
    495,173.27x = 199,011,573,885.56
  5. Step 5: Solve for x
    x = 199,011,573,885.56/495,173.27
  6. Step 6: Final answer
    x = 401,902.90

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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.