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Finding the Fourth Proportional to 1,300.46, 1,794.08 and 907.71

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Solution

The fourth proportional to 1,300.46, 1,794.08 and 907.71 is: 1,252.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300.46 : 1,794.08 = 907.71 : x
  2. Step 2: Convert to fraction form
    1,300.46/1,794.08 = 907.71/x
  3. Step 3: Cross multiply
    1,300.46x = 1,794.08 × 907.71
  4. Step 4: Simplify right side
    1,300.46x = 1,628,499.90
  5. Step 5: Solve for x
    x = 1,628,499.90/1,300.46
  6. Step 6: Final answer
    x = 1,252.25

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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.