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Finding the Fourth Proportional to 1,357.54, 2,035.23 and 588.58

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Solution

The fourth proportional to 1,357.54, 2,035.23 and 588.58 is: 882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357.54 : 2,035.23 = 588.58 : x
  2. Step 2: Convert to fraction form
    1,357.54/2,035.23 = 588.58/x
  3. Step 3: Cross multiply
    1,357.54x = 2,035.23 × 588.58
  4. Step 4: Simplify right side
    1,357.54x = 1,197,895.67
  5. Step 5: Solve for x
    x = 1,197,895.67/1,357.54
  6. Step 6: Final answer
    x = 882.40

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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.