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Finding the Fourth Proportional to 1,982.49, 2,973.74 and 595.83

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Solution

The fourth proportional to 1,982.49, 2,973.74 and 595.83 is: 893.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982.49 : 2,973.74 = 595.83 : x
  2. Step 2: Convert to fraction form
    1,982.49/2,973.74 = 595.83/x
  3. Step 3: Cross multiply
    1,982.49x = 2,973.74 × 595.83
  4. Step 4: Simplify right side
    1,982.49x = 1,771,843.50
  5. Step 5: Solve for x
    x = 1,771,843.50/1,982.49
  6. Step 6: Final answer
    x = 893.75

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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.