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Finding the Fourth Proportional to 1,300.06, 1,949.54 and 375.40

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Solution

The fourth proportional to 1,300.06, 1,949.54 and 375.40 is: 562.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300.06 : 1,949.54 = 375.40 : x
  2. Step 2: Convert to fraction form
    1,300.06/1,949.54 = 375.40/x
  3. Step 3: Cross multiply
    1,300.06x = 1,949.54 × 375.40
  4. Step 4: Simplify right side
    1,300.06x = 731,857.88
  5. Step 5: Solve for x
    x = 731,857.88/1,300.06
  6. Step 6: Final answer
    x = 562.94

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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.