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Finding the Fourth Proportional to 5,852.64, 8,779.20 and 1,957.08

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Solution

The fourth proportional to 5,852.64, 8,779.20 and 1,957.08 is: 2,935.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,852.64 : 8,779.20 = 1,957.08 : x
  2. Step 2: Convert to fraction form
    5,852.64/8,779.20 = 1,957.08/x
  3. Step 3: Cross multiply
    5,852.64x = 8,779.20 × 1,957.08
  4. Step 4: Simplify right side
    5,852.64x = 17,181,596.74
  5. Step 5: Solve for x
    x = 17,181,596.74/5,852.64
  6. Step 6: Final answer
    x = 2,935.70

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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.