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Finding the Fourth Proportional to 3,264.06, 4,895.47 and 923.50

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Solution

The fourth proportional to 3,264.06, 4,895.47 and 923.50 is: 1,385.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.06 : 4,895.47 = 923.50 : x
  2. Step 2: Convert to fraction form
    3,264.06/4,895.47 = 923.50/x
  3. Step 3: Cross multiply
    3,264.06x = 4,895.47 × 923.50
  4. Step 4: Simplify right side
    3,264.06x = 4,520,982.13
  5. Step 5: Solve for x
    x = 4,520,982.13/3,264.06
  6. Step 6: Final answer
    x = 1,385.08

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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.