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Finding the Fourth Proportional to 501.96, 692.78 and 362.53

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Solution

The fourth proportional to 501.96, 692.78 and 362.53 is: 500.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    501.96 : 692.78 = 362.53 : x
  2. Step 2: Convert to fraction form
    501.96/692.78 = 362.53/x
  3. Step 3: Cross multiply
    501.96x = 692.78 × 362.53
  4. Step 4: Simplify right side
    501.96x = 251,149.99
  5. Step 5: Solve for x
    x = 251,149.99/501.96
  6. Step 6: Final answer
    x = 500.34

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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.