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Finding the Fourth Proportional to 7,562.51, 10,437.20 and 4,579.38

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Solution

The fourth proportional to 7,562.51, 10,437.20 and 4,579.38 is: 6,320.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,562.51 : 10,437.20 = 4,579.38 : x
  2. Step 2: Convert to fraction form
    7,562.51/10,437.20 = 4,579.38/x
  3. Step 3: Cross multiply
    7,562.51x = 10,437.20 × 4,579.38
  4. Step 4: Simplify right side
    7,562.51x = 47,795,908.13
  5. Step 5: Solve for x
    x = 47,795,908.13/7,562.51
  6. Step 6: Final answer
    x = 6,320.11

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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.