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Finding the Fourth Proportional to 4,810.93, 7,216.40 and 2,623.93

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Solution

The fourth proportional to 4,810.93, 7,216.40 and 2,623.93 is: 3,935.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.93 : 7,216.40 = 2,623.93 : x
  2. Step 2: Convert to fraction form
    4,810.93/7,216.40 = 2,623.93/x
  3. Step 3: Cross multiply
    4,810.93x = 7,216.40 × 2,623.93
  4. Step 4: Simplify right side
    4,810.93x = 18,935,328.45
  5. Step 5: Solve for x
    x = 18,935,328.45/4,810.93
  6. Step 6: Final answer
    x = 3,935.90

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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.