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Finding the Fourth Proportional to 7,045.98, 10,574.48 and 3,099.96

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Solution

The fourth proportional to 7,045.98, 10,574.48 and 3,099.96 is: 4,652.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,045.98 : 10,574.48 = 3,099.96 : x
  2. Step 2: Convert to fraction form
    7,045.98/10,574.48 = 3,099.96/x
  3. Step 3: Cross multiply
    7,045.98x = 10,574.48 × 3,099.96
  4. Step 4: Simplify right side
    7,045.98x = 32,780,465.02
  5. Step 5: Solve for x
    x = 32,780,465.02/7,045.98
  6. Step 6: Final answer
    x = 4,652.36

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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.