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Finding the Fourth Proportional to 5,858.04, 8,783.82 and 1,960.32

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Solution

The fourth proportional to 5,858.04, 8,783.82 and 1,960.32 is: 2,939.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.04 : 8,783.82 = 1,960.32 : x
  2. Step 2: Convert to fraction form
    5,858.04/8,783.82 = 1,960.32/x
  3. Step 3: Cross multiply
    5,858.04x = 8,783.82 × 1,960.32
  4. Step 4: Simplify right side
    5,858.04x = 17,219,098.02
  5. Step 5: Solve for x
    x = 17,219,098.02/5,858.04
  6. Step 6: Final answer
    x = 2,939.40

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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.