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Finding the Fourth Proportional to 1,237.23, 1,856.66 and 588.02

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Solution

The fourth proportional to 1,237.23, 1,856.66 and 588.02 is: 882.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237.23 : 1,856.66 = 588.02 : x
  2. Step 2: Convert to fraction form
    1,237.23/1,856.66 = 588.02/x
  3. Step 3: Cross multiply
    1,237.23x = 1,856.66 × 588.02
  4. Step 4: Simplify right side
    1,237.23x = 1,091,740.99
  5. Step 5: Solve for x
    x = 1,091,740.99/1,237.23
  6. Step 6: Final answer
    x = 882.41

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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.