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Finding the Fourth Proportional to 7,048.08, 9,721.95 and 4,533.47

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Solution

The fourth proportional to 7,048.08, 9,721.95 and 4,533.47 is: 6,253.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,048.08 : 9,721.95 = 4,533.47 : x
  2. Step 2: Convert to fraction form
    7,048.08/9,721.95 = 4,533.47/x
  3. Step 3: Cross multiply
    7,048.08x = 9,721.95 × 4,533.47
  4. Step 4: Simplify right side
    7,048.08x = 44,074,120.06
  5. Step 5: Solve for x
    x = 44,074,120.06/7,048.08
  6. Step 6: Final answer
    x = 6,253.35

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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.