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Finding the Fourth Proportional to 579,180.67, 868,804.06 and 194,775.22

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Solution

The fourth proportional to 579,180.67, 868,804.06 and 194,775.22 is: 292,173.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,180.67 : 868,804.06 = 194,775.22 : x
  2. Step 2: Convert to fraction form
    579,180.67/868,804.06 = 194,775.22/x
  3. Step 3: Cross multiply
    579,180.67x = 868,804.06 × 194,775.22
  4. Step 4: Simplify right side
    579,180.67x = 169,221,501,923.39
  5. Step 5: Solve for x
    x = 169,221,501,923.39/579,180.67
  6. Step 6: Final answer
    x = 292,173.95

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1.5x scale

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.