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Finding the Fourth Proportional to 495,166.20, 741,782.25 and 341,264.94

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Solution

The fourth proportional to 495,166.20, 741,782.25 and 341,264.94 is: 511,230.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,166.20 : 741,782.25 = 341,264.94 : x
  2. Step 2: Convert to fraction form
    495,166.20/741,782.25 = 341,264.94/x
  3. Step 3: Cross multiply
    495,166.20x = 741,782.25 × 341,264.94
  4. Step 4: Simplify right side
    495,166.20x = 253,144,274,186.15
  5. Step 5: Solve for x
    x = 253,144,274,186.15/495,166.20
  6. Step 6: Final answer
    x = 511,230.92

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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.