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Finding the Fourth Proportional to 530.03, 793.37 and 364.53

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Solution

The fourth proportional to 530.03, 793.37 and 364.53 is: 545.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.03 : 793.37 = 364.53 : x
  2. Step 2: Convert to fraction form
    530.03/793.37 = 364.53/x
  3. Step 3: Cross multiply
    530.03x = 793.37 × 364.53
  4. Step 4: Simplify right side
    530.03x = 289,207.17
  5. Step 5: Solve for x
    x = 289,207.17/530.03
  6. Step 6: Final answer
    x = 545.64

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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.