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Finding the Fourth Proportional to 474,660.51, 711,991.31 and 175,011.27

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Solution

The fourth proportional to 474,660.51, 711,991.31 and 175,011.27 is: 262,517.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,660.51 : 711,991.31 = 175,011.27 : x
  2. Step 2: Convert to fraction form
    474,660.51/711,991.31 = 175,011.27/x
  3. Step 3: Cross multiply
    474,660.51x = 711,991.31 × 175,011.27
  4. Step 4: Simplify right side
    474,660.51x = 124,606,502,517.01
  5. Step 5: Solve for x
    x = 124,606,502,517.01/474,660.51
  6. Step 6: Final answer
    x = 262,517.10

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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.