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Finding the Fourth Proportional to 973.58, 1,460.50 and 453.32

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Solution

The fourth proportional to 973.58, 1,460.50 and 453.32 is: 680.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    973.58 : 1,460.50 = 453.32 : x
  2. Step 2: Convert to fraction form
    973.58/1,460.50 = 453.32/x
  3. Step 3: Cross multiply
    973.58x = 1,460.50 × 453.32
  4. Step 4: Simplify right side
    973.58x = 662,073.86
  5. Step 5: Solve for x
    x = 662,073.86/973.58
  6. Step 6: Final answer
    x = 680.04

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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.