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Finding the Fourth Proportional to 1,658.34, 2,485.02 and 1,502.07

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Solution

The fourth proportional to 1,658.34, 2,485.02 and 1,502.07 is: 2,250.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658.34 : 2,485.02 = 1,502.07 : x
  2. Step 2: Convert to fraction form
    1,658.34/2,485.02 = 1,502.07/x
  3. Step 3: Cross multiply
    1,658.34x = 2,485.02 × 1,502.07
  4. Step 4: Simplify right side
    1,658.34x = 3,732,673.99
  5. Step 5: Solve for x
    x = 3,732,673.99/1,658.34
  6. Step 6: Final answer
    x = 2,250.85

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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.