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Finding the Fourth Proportional to 583,782.72, 875,601.61 and 157,351.87

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Solution

The fourth proportional to 583,782.72, 875,601.61 and 157,351.87 is: 236,008.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,782.72 : 875,601.61 = 157,351.87 : x
  2. Step 2: Convert to fraction form
    583,782.72/875,601.61 = 157,351.87/x
  3. Step 3: Cross multiply
    583,782.72x = 875,601.61 × 157,351.87
  4. Step 4: Simplify right side
    583,782.72x = 137,777,550,708.51
  5. Step 5: Solve for x
    x = 137,777,550,708.51/583,782.72
  6. Step 6: Final answer
    x = 236,008.27

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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.