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Finding the Fourth Proportional to 1,194.72, 1,792.28 and 464.28

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Solution

The fourth proportional to 1,194.72, 1,792.28 and 464.28 is: 696.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194.72 : 1,792.28 = 464.28 : x
  2. Step 2: Convert to fraction form
    1,194.72/1,792.28 = 464.28/x
  3. Step 3: Cross multiply
    1,194.72x = 1,792.28 × 464.28
  4. Step 4: Simplify right side
    1,194.72x = 832,119.76
  5. Step 5: Solve for x
    x = 832,119.76/1,194.72
  6. Step 6: Final answer
    x = 696.50

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Double scale
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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.