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Finding the Fourth Proportional to 975.34, 1,463.01 and 282.01

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Solution

The fourth proportional to 975.34, 1,463.01 and 282.01 is: 423.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    975.34 : 1,463.01 = 282.01 : x
  2. Step 2: Convert to fraction form
    975.34/1,463.01 = 282.01/x
  3. Step 3: Cross multiply
    975.34x = 1,463.01 × 282.01
  4. Step 4: Simplify right side
    975.34x = 412,583.45
  5. Step 5: Solve for x
    x = 412,583.45/975.34
  6. Step 6: Final answer
    x = 423.02

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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.