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Finding the Fourth Proportional to 530.12, 795.46 and 335.08

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Solution

The fourth proportional to 530.12, 795.46 and 335.08 is: 502.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.12 : 795.46 = 335.08 : x
  2. Step 2: Convert to fraction form
    530.12/795.46 = 335.08/x
  3. Step 3: Cross multiply
    530.12x = 795.46 × 335.08
  4. Step 4: Simplify right side
    530.12x = 266,542.74
  5. Step 5: Solve for x
    x = 266,542.74/530.12
  6. Step 6: Final answer
    x = 502.80

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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.