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Finding the Fourth Proportional to 1,337.89, 1,848.05 and 1,026.99

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Solution

The fourth proportional to 1,337.89, 1,848.05 and 1,026.99 is: 1,418.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337.89 : 1,848.05 = 1,026.99 : x
  2. Step 2: Convert to fraction form
    1,337.89/1,848.05 = 1,026.99/x
  3. Step 3: Cross multiply
    1,337.89x = 1,848.05 × 1,026.99
  4. Step 4: Simplify right side
    1,337.89x = 1,897,933.51
  5. Step 5: Solve for x
    x = 1,897,933.51/1,337.89
  6. Step 6: Final answer
    x = 1,418.60

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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.