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Finding the Fourth Proportional to 500,208.37, 750,374.25 and 163,158.91

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Solution

The fourth proportional to 500,208.37, 750,374.25 and 163,158.91 is: 244,758.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,208.37 : 750,374.25 = 163,158.91 : x
  2. Step 2: Convert to fraction form
    500,208.37/750,374.25 = 163,158.91/x
  3. Step 3: Cross multiply
    500,208.37x = 750,374.25 × 163,158.91
  4. Step 4: Simplify right side
    500,208.37x = 122,430,244,722.07
  5. Step 5: Solve for x
    x = 122,430,244,722.07/500,208.37
  6. Step 6: Final answer
    x = 244,758.49

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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.