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Finding the Fourth Proportional to 5,852.40, 8,779.08 and 1,956.84

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Solution

The fourth proportional to 5,852.40, 8,779.08 and 1,956.84 is: 2,935.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,852.40 : 8,779.08 = 1,956.84 : x
  2. Step 2: Convert to fraction form
    5,852.40/8,779.08 = 1,956.84/x
  3. Step 3: Cross multiply
    5,852.40x = 8,779.08 × 1,956.84
  4. Step 4: Simplify right side
    5,852.40x = 17,179,254.91
  5. Step 5: Solve for x
    x = 17,179,254.91/5,852.40
  6. Step 6: Final answer
    x = 2,935.42

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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.