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Finding the Fourth Proportional to 1,473.57, 2,210.22 and 499.56

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Solution

The fourth proportional to 1,473.57, 2,210.22 and 499.56 is: 749.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.57 : 2,210.22 = 499.56 : x
  2. Step 2: Convert to fraction form
    1,473.57/2,210.22 = 499.56/x
  3. Step 3: Cross multiply
    1,473.57x = 2,210.22 × 499.56
  4. Step 4: Simplify right side
    1,473.57x = 1,104,137.50
  5. Step 5: Solve for x
    x = 1,104,137.50/1,473.57
  6. Step 6: Final answer
    x = 749.29

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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.