Home / 495,885.43-684,321.78-269,530.93

Finding the Fourth Proportional to 495,885.43, 684,321.78 and 269,530.93

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Solution

The fourth proportional to 495,885.43, 684,321.78 and 269,530.93 is: 371,952.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,885.43 : 684,321.78 = 269,530.93 : x
  2. Step 2: Convert to fraction form
    495,885.43/684,321.78 = 269,530.93/x
  3. Step 3: Cross multiply
    495,885.43x = 684,321.78 × 269,530.93
  4. Step 4: Simplify right side
    495,885.43x = 184,445,885,782.66
  5. Step 5: Solve for x
    x = 184,445,885,782.66/495,885.43
  6. Step 6: Final answer
    x = 371,952.62

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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.