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Finding the Fourth Proportional to 1,974.84, 2,962.27 and 588.18

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Solution

The fourth proportional to 1,974.84, 2,962.27 and 588.18 is: 882.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974.84 : 2,962.27 = 588.18 : x
  2. Step 2: Convert to fraction form
    1,974.84/2,962.27 = 588.18/x
  3. Step 3: Cross multiply
    1,974.84x = 2,962.27 × 588.18
  4. Step 4: Simplify right side
    1,974.84x = 1,742,359.81
  5. Step 5: Solve for x
    x = 1,742,359.81/1,974.84
  6. Step 6: Final answer
    x = 882.28

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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.