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Finding the Fourth Proportional to 4,992.93, 7,437.06 and 4,740.21

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Solution

The fourth proportional to 4,992.93, 7,437.06 and 4,740.21 is: 7,060.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.93 : 7,437.06 = 4,740.21 : x
  2. Step 2: Convert to fraction form
    4,992.93/7,437.06 = 4,740.21/x
  3. Step 3: Cross multiply
    4,992.93x = 7,437.06 × 4,740.21
  4. Step 4: Simplify right side
    4,992.93x = 35,253,226.18
  5. Step 5: Solve for x
    x = 35,253,226.18/4,992.93
  6. Step 6: Final answer
    x = 7,060.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.