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Finding the Fourth Proportional to 2,359.06, 3,538.14 and 898.36

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Solution

The fourth proportional to 2,359.06, 3,538.14 and 898.36 is: 1,347.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,359.06 : 3,538.14 = 898.36 : x
  2. Step 2: Convert to fraction form
    2,359.06/3,538.14 = 898.36/x
  3. Step 3: Cross multiply
    2,359.06x = 3,538.14 × 898.36
  4. Step 4: Simplify right side
    2,359.06x = 3,178,523.45
  5. Step 5: Solve for x
    x = 3,178,523.45/2,359.06
  6. Step 6: Final answer
    x = 1,347.37

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1.5x scale

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.