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Finding the Fourth Proportional to 531,857.74, 797,934.27 and 295,366.51

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Solution

The fourth proportional to 531,857.74, 797,934.27 and 295,366.51 is: 443,131.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,857.74 : 797,934.27 = 295,366.51 : x
  2. Step 2: Convert to fraction form
    531,857.74/797,934.27 = 295,366.51/x
  3. Step 3: Cross multiply
    531,857.74x = 797,934.27 × 295,366.51
  4. Step 4: Simplify right side
    531,857.74x = 235,683,060,539.30
  5. Step 5: Solve for x
    x = 235,683,060,539.30/531,857.74
  6. Step 6: Final answer
    x = 443,131.77

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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.