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Finding the Fourth Proportional to 5,439, 7,504.04 and 3,048.63

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Solution

The fourth proportional to 5,439, 7,504.04 and 3,048.63 is: 4,206.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439 : 7,504.04 = 3,048.63 : x
  2. Step 2: Convert to fraction form
    5,439/7,504.04 = 3,048.63/x
  3. Step 3: Cross multiply
    5,439x = 7,504.04 × 3,048.63
  4. Step 4: Simplify right side
    5,439x = 22,877,041.47
  5. Step 5: Solve for x
    x = 22,877,041.47/5,439
  6. Step 6: Final answer
    x = 4,206.11

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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.