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Finding the Fourth Proportional to 737.11, 1,106.47 and 503.02

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Solution

The fourth proportional to 737.11, 1,106.47 and 503.02 is: 755.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.11 : 1,106.47 = 503.02 : x
  2. Step 2: Convert to fraction form
    737.11/1,106.47 = 503.02/x
  3. Step 3: Cross multiply
    737.11x = 1,106.47 × 503.02
  4. Step 4: Simplify right side
    737.11x = 556,576.54
  5. Step 5: Solve for x
    x = 556,576.54/737.11
  6. Step 6: Final answer
    x = 755.08

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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.