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Finding the Fourth Proportional to 495,994.52, 684,525.96 and 281,111.52

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Solution

The fourth proportional to 495,994.52, 684,525.96 and 281,111.52 is: 387,964.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,994.52 : 684,525.96 = 281,111.52 : x
  2. Step 2: Convert to fraction form
    495,994.52/684,525.96 = 281,111.52/x
  3. Step 3: Cross multiply
    495,994.52x = 684,525.96 × 281,111.52
  4. Step 4: Simplify right side
    495,994.52x = 192,428,133,095.06
  5. Step 5: Solve for x
    x = 192,428,133,095.06/495,994.52
  6. Step 6: Final answer
    x = 387,964.23

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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.