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Finding the Fourth Proportional to 7,259, 10,018.23 and 4,464.50

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Solution

The fourth proportional to 7,259, 10,018.23 and 4,464.50 is: 6,161.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259 : 10,018.23 = 4,464.50 : x
  2. Step 2: Convert to fraction form
    7,259/10,018.23 = 4,464.50/x
  3. Step 3: Cross multiply
    7,259x = 10,018.23 × 4,464.50
  4. Step 4: Simplify right side
    7,259x = 44,726,387.84
  5. Step 5: Solve for x
    x = 44,726,387.84/7,259
  6. Step 6: Final answer
    x = 6,161.51

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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.