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Finding the Fourth Proportional to 2,307.13, 3,460.76 and 575.75

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Solution

The fourth proportional to 2,307.13, 3,460.76 and 575.75 is: 863.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307.13 : 3,460.76 = 575.75 : x
  2. Step 2: Convert to fraction form
    2,307.13/3,460.76 = 575.75/x
  3. Step 3: Cross multiply
    2,307.13x = 3,460.76 × 575.75
  4. Step 4: Simplify right side
    2,307.13x = 1,992,532.57
  5. Step 5: Solve for x
    x = 1,992,532.57/2,307.13
  6. Step 6: Final answer
    x = 863.64

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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.