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Finding the Fourth Proportional to 554,595.08, 831,950.94 and 180,647.24

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Solution

The fourth proportional to 554,595.08, 831,950.94 and 180,647.24 is: 270,989.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,595.08 : 831,950.94 = 180,647.24 : x
  2. Step 2: Convert to fraction form
    554,595.08/831,950.94 = 180,647.24/x
  3. Step 3: Cross multiply
    554,595.08x = 831,950.94 × 180,647.24
  4. Step 4: Simplify right side
    554,595.08x = 150,289,641,126.41
  5. Step 5: Solve for x
    x = 150,289,641,126.41/554,595.08
  6. Step 6: Final answer
    x = 270,989.86

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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.