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Finding the Fourth Proportional to 6,235.87, 9,354.75 and 1,852.78

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Solution

The fourth proportional to 6,235.87, 9,354.75 and 1,852.78 is: 2,779.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,235.87 : 9,354.75 = 1,852.78 : x
  2. Step 2: Convert to fraction form
    6,235.87/9,354.75 = 1,852.78/x
  3. Step 3: Cross multiply
    6,235.87x = 9,354.75 × 1,852.78
  4. Step 4: Simplify right side
    6,235.87x = 17,332,293.71
  5. Step 5: Solve for x
    x = 17,332,293.71/6,235.87
  6. Step 6: Final answer
    x = 2,779.45

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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.