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Finding the Fourth Proportional to 3,501.58, 4,832.17 and 1,929.68

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Solution

The fourth proportional to 3,501.58, 4,832.17 and 1,929.68 is: 2,662.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.58 : 4,832.17 = 1,929.68 : x
  2. Step 2: Convert to fraction form
    3,501.58/4,832.17 = 1,929.68/x
  3. Step 3: Cross multiply
    3,501.58x = 4,832.17 × 1,929.68
  4. Step 4: Simplify right side
    3,501.58x = 9,324,541.81
  5. Step 5: Solve for x
    x = 9,324,541.81/3,501.58
  6. Step 6: Final answer
    x = 2,662.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.