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Finding the Fourth Proportional to 3,737.58, 5,595.80 and 1,978.59

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Solution

The fourth proportional to 3,737.58, 5,595.80 and 1,978.59 is: 2,962.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,737.58 : 5,595.80 = 1,978.59 : x
  2. Step 2: Convert to fraction form
    3,737.58/5,595.80 = 1,978.59/x
  3. Step 3: Cross multiply
    3,737.58x = 5,595.80 × 1,978.59
  4. Step 4: Simplify right side
    3,737.58x = 11,071,784.03
  5. Step 5: Solve for x
    x = 11,071,784.03/3,737.58
  6. Step 6: Final answer
    x = 2,962.29

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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.