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Finding the Fourth Proportional to 1,037.60, 1,556.39 and 599.51

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Solution

The fourth proportional to 1,037.60, 1,556.39 and 599.51 is: 899.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037.60 : 1,556.39 = 599.51 : x
  2. Step 2: Convert to fraction form
    1,037.60/1,556.39 = 599.51/x
  3. Step 3: Cross multiply
    1,037.60x = 1,556.39 × 599.51
  4. Step 4: Simplify right side
    1,037.60x = 933,076.76
  5. Step 5: Solve for x
    x = 933,076.76/1,037.60
  6. Step 6: Final answer
    x = 899.27

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Why These Related Problems?

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