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Finding the Fourth Proportional to 973.39, 1,460.45 and 696.01

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Solution

The fourth proportional to 973.39, 1,460.45 and 696.01 is: 1,044.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    973.39 : 1,460.45 = 696.01 : x
  2. Step 2: Convert to fraction form
    973.39/1,460.45 = 696.01/x
  3. Step 3: Cross multiply
    973.39x = 1,460.45 × 696.01
  4. Step 4: Simplify right side
    973.39x = 1,016,487.80
  5. Step 5: Solve for x
    x = 1,016,487.80/973.39
  6. Step 6: Final answer
    x = 1,044.28

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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.