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Finding the Fourth Proportional to 501.93, 752.88 and 177.22

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Solution

The fourth proportional to 501.93, 752.88 and 177.22 is: 265.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    501.93 : 752.88 = 177.22 : x
  2. Step 2: Convert to fraction form
    501.93/752.88 = 177.22/x
  3. Step 3: Cross multiply
    501.93x = 752.88 × 177.22
  4. Step 4: Simplify right side
    501.93x = 133,423.51
  5. Step 5: Solve for x
    x = 133,423.51/501.93
  6. Step 6: Final answer
    x = 265.82

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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.