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Finding the Fourth Proportional to 875.94, 1,208.98 and 544.58

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Solution

The fourth proportional to 875.94, 1,208.98 and 544.58 is: 751.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    875.94 : 1,208.98 = 544.58 : x
  2. Step 2: Convert to fraction form
    875.94/1,208.98 = 544.58/x
  3. Step 3: Cross multiply
    875.94x = 1,208.98 × 544.58
  4. Step 4: Simplify right side
    875.94x = 658,386.33
  5. Step 5: Solve for x
    x = 658,386.33/875.94
  6. Step 6: Final answer
    x = 751.63

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.