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Finding the Fourth Proportional to 5,853.48, 8,779.74 and 1,749.48

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Solution

The fourth proportional to 5,853.48, 8,779.74 and 1,749.48 is: 2,624.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,853.48 : 8,779.74 = 1,749.48 : x
  2. Step 2: Convert to fraction form
    5,853.48/8,779.74 = 1,749.48/x
  3. Step 3: Cross multiply
    5,853.48x = 8,779.74 × 1,749.48
  4. Step 4: Simplify right side
    5,853.48x = 15,359,979.54
  5. Step 5: Solve for x
    x = 15,359,979.54/5,853.48
  6. Step 6: Final answer
    x = 2,624.08

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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.