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Finding the Fourth Proportional to 975.06, 1,460.42 and 700.32

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Solution

The fourth proportional to 975.06, 1,460.42 and 700.32 is: 1,048.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    975.06 : 1,460.42 = 700.32 : x
  2. Step 2: Convert to fraction form
    975.06/1,460.42 = 700.32/x
  3. Step 3: Cross multiply
    975.06x = 1,460.42 × 700.32
  4. Step 4: Simplify right side
    975.06x = 1,022,757.83
  5. Step 5: Solve for x
    x = 1,022,757.83/975.06
  6. Step 6: Final answer
    x = 1,048.92

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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.