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Finding the Fourth Proportional to 973.33, 1,460.73 and 357.61

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Solution

The fourth proportional to 973.33, 1,460.73 and 357.61 is: 536.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    973.33 : 1,460.73 = 357.61 : x
  2. Step 2: Convert to fraction form
    973.33/1,460.73 = 357.61/x
  3. Step 3: Cross multiply
    973.33x = 1,460.73 × 357.61
  4. Step 4: Simplify right side
    973.33x = 522,371.66
  5. Step 5: Solve for x
    x = 522,371.66/973.33
  6. Step 6: Final answer
    x = 536.69

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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.