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Finding the Fourth Proportional to 1,674.60, 2,509.08 and 1,023.98

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Solution

The fourth proportional to 1,674.60, 2,509.08 and 1,023.98 is: 1,534.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674.60 : 2,509.08 = 1,023.98 : x
  2. Step 2: Convert to fraction form
    1,674.60/2,509.08 = 1,023.98/x
  3. Step 3: Cross multiply
    1,674.60x = 2,509.08 × 1,023.98
  4. Step 4: Simplify right side
    1,674.60x = 2,569,247.74
  5. Step 5: Solve for x
    x = 2,569,247.74/1,674.60
  6. Step 6: Final answer
    x = 1,534.25

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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.