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Finding the Fourth Proportional to 1,599.76, 2,208.08 and 1,041.62

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Solution

The fourth proportional to 1,599.76, 2,208.08 and 1,041.62 is: 1,437.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599.76 : 2,208.08 = 1,041.62 : x
  2. Step 2: Convert to fraction form
    1,599.76/2,208.08 = 1,041.62/x
  3. Step 3: Cross multiply
    1,599.76x = 2,208.08 × 1,041.62
  4. Step 4: Simplify right side
    1,599.76x = 2,299,975.08
  5. Step 5: Solve for x
    x = 2,299,975.08/1,599.76
  6. Step 6: Final answer
    x = 1,437.70

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Why These Related Problems?

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