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Finding the Fourth Proportional to 1,300.37, 1,951.13 and 683.93

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Solution

The fourth proportional to 1,300.37, 1,951.13 and 683.93 is: 1,026.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300.37 : 1,951.13 = 683.93 : x
  2. Step 2: Convert to fraction form
    1,300.37/1,951.13 = 683.93/x
  3. Step 3: Cross multiply
    1,300.37x = 1,951.13 × 683.93
  4. Step 4: Simplify right side
    1,300.37x = 1,334,436.34
  5. Step 5: Solve for x
    x = 1,334,436.34/1,300.37
  6. Step 6: Final answer
    x = 1,026.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.