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Finding the Fourth Proportional to 556,216.75, 833,830.32 and 201,151.83

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Solution

The fourth proportional to 556,216.75, 833,830.32 and 201,151.83 is: 301,548.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,216.75 : 833,830.32 = 201,151.83 : x
  2. Step 2: Convert to fraction form
    556,216.75/833,830.32 = 201,151.83/x
  3. Step 3: Cross multiply
    556,216.75x = 833,830.32 × 201,151.83
  4. Step 4: Simplify right side
    556,216.75x = 167,726,494,777.49
  5. Step 5: Solve for x
    x = 167,726,494,777.49/556,216.75
  6. Step 6: Final answer
    x = 301,548.80

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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.