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Finding the Fourth Proportional to 1,651.58, 2,477.60 and 597.31

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Solution

The fourth proportional to 1,651.58, 2,477.60 and 597.31 is: 896.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651.58 : 2,477.60 = 597.31 : x
  2. Step 2: Convert to fraction form
    1,651.58/2,477.60 = 597.31/x
  3. Step 3: Cross multiply
    1,651.58x = 2,477.60 × 597.31
  4. Step 4: Simplify right side
    1,651.58x = 1,479,886.08
  5. Step 5: Solve for x
    x = 1,479,886.08/1,651.58
  6. Step 6: Final answer
    x = 896.05

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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.