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Finding the Fourth Proportional to 337.12, 507.80 and 332.64

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Solution

The fourth proportional to 337.12, 507.80 and 332.64 is: 501.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.12 : 507.80 = 332.64 : x
  2. Step 2: Convert to fraction form
    337.12/507.80 = 332.64/x
  3. Step 3: Cross multiply
    337.12x = 507.80 × 332.64
  4. Step 4: Simplify right side
    337.12x = 168,914.59
  5. Step 5: Solve for x
    x = 168,914.59/337.12
  6. Step 6: Final answer
    x = 501.05

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.