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Finding the Fourth Proportional to 6,458.22, 8,900.60 and 5,041.17

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Solution

The fourth proportional to 6,458.22, 8,900.60 and 5,041.17 is: 6,947.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,458.22 : 8,900.60 = 5,041.17 : x
  2. Step 2: Convert to fraction form
    6,458.22/8,900.60 = 5,041.17/x
  3. Step 3: Cross multiply
    6,458.22x = 8,900.60 × 5,041.17
  4. Step 4: Simplify right side
    6,458.22x = 44,869,412.50
  5. Step 5: Solve for x
    x = 44,869,412.50/6,458.22
  6. Step 6: Final answer
    x = 6,947.64

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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.