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Finding the Fourth Proportional to 7,265.46, 10,018.07 and 6,557.07

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Solution

The fourth proportional to 7,265.46, 10,018.07 and 6,557.07 is: 9,041.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,265.46 : 10,018.07 = 6,557.07 : x
  2. Step 2: Convert to fraction form
    7,265.46/10,018.07 = 6,557.07/x
  3. Step 3: Cross multiply
    7,265.46x = 10,018.07 × 6,557.07
  4. Step 4: Simplify right side
    7,265.46x = 65,689,186.25
  5. Step 5: Solve for x
    x = 65,689,186.25/7,265.46
  6. Step 6: Final answer
    x = 9,041.30

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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.