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Finding the Fourth Proportional to 954.95, 1,432.42 and 468.34

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Solution

The fourth proportional to 954.95, 1,432.42 and 468.34 is: 702.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    954.95 : 1,432.42 = 468.34 : x
  2. Step 2: Convert to fraction form
    954.95/1,432.42 = 468.34/x
  3. Step 3: Cross multiply
    954.95x = 1,432.42 × 468.34
  4. Step 4: Simplify right side
    954.95x = 670,854.83
  5. Step 5: Solve for x
    x = 670,854.83/954.95
  6. Step 6: Final answer
    x = 702.51

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Double scale
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Similar ratio
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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.