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Finding the Fourth Proportional to 568,327.95, 852,484.50 and 163,530.72

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Solution

The fourth proportional to 568,327.95, 852,484.50 and 163,530.72 is: 245,293.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,327.95 : 852,484.50 = 163,530.72 : x
  2. Step 2: Convert to fraction form
    568,327.95/852,484.50 = 163,530.72/x
  3. Step 3: Cross multiply
    568,327.95x = 852,484.50 × 163,530.72
  4. Step 4: Simplify right side
    568,327.95x = 139,407,404,073.84
  5. Step 5: Solve for x
    x = 139,407,404,073.84/568,327.95
  6. Step 6: Final answer
    x = 245,293.94

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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.