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Finding the Fourth Proportional to 7,064.51, 10,602.60 and 3,555.52

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Solution

The fourth proportional to 7,064.51, 10,602.60 and 3,555.52 is: 5,336.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,064.51 : 10,602.60 = 3,555.52 : x
  2. Step 2: Convert to fraction form
    7,064.51/10,602.60 = 3,555.52/x
  3. Step 3: Cross multiply
    7,064.51x = 10,602.60 × 3,555.52
  4. Step 4: Simplify right side
    7,064.51x = 37,697,756.35
  5. Step 5: Solve for x
    x = 37,697,756.35/7,064.51
  6. Step 6: Final answer
    x = 5,336.22

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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.