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Finding the Fourth Proportional to 525.25, 783.28 and 466.24

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Solution

The fourth proportional to 525.25, 783.28 and 466.24 is: 695.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    525.25 : 783.28 = 466.24 : x
  2. Step 2: Convert to fraction form
    525.25/783.28 = 466.24/x
  3. Step 3: Cross multiply
    525.25x = 783.28 × 466.24
  4. Step 4: Simplify right side
    525.25x = 365,196.47
  5. Step 5: Solve for x
    x = 365,196.47/525.25
  6. Step 6: Final answer
    x = 695.29

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.