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Finding the Fourth Proportional to 954.10, 1,316.12 and 604.18

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Solution

The fourth proportional to 954.10, 1,316.12 and 604.18 is: 833.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    954.10 : 1,316.12 = 604.18 : x
  2. Step 2: Convert to fraction form
    954.10/1,316.12 = 604.18/x
  3. Step 3: Cross multiply
    954.10x = 1,316.12 × 604.18
  4. Step 4: Simplify right side
    954.10x = 795,173.38
  5. Step 5: Solve for x
    x = 795,173.38/954.10
  6. Step 6: Final answer
    x = 833.43

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.