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Finding the Fourth Proportional to 9,572.58, 14,356.85 and 4,572.11

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Solution

The fourth proportional to 9,572.58, 14,356.85 and 4,572.11 is: 6,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,572.58 : 14,356.85 = 4,572.11 : x
  2. Step 2: Convert to fraction form
    9,572.58/14,356.85 = 4,572.11/x
  3. Step 3: Cross multiply
    9,572.58x = 14,356.85 × 4,572.11
  4. Step 4: Simplify right side
    9,572.58x = 65,641,110.49
  5. Step 5: Solve for x
    x = 65,641,110.49/9,572.58
  6. Step 6: Final answer
    x = 6,857.20

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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.