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Finding the Fourth Proportional to 366,056.80, 548,647.80 and 188,472.40

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Solution

The fourth proportional to 366,056.80, 548,647.80 and 188,472.40 is: 282,483.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,056.80 : 548,647.80 = 188,472.40 : x
  2. Step 2: Convert to fraction form
    366,056.80/548,647.80 = 188,472.40/x
  3. Step 3: Cross multiply
    366,056.80x = 548,647.80 × 188,472.40
  4. Step 4: Simplify right side
    366,056.80x = 103,404,967,620.72
  5. Step 5: Solve for x
    x = 103,404,967,620.72/366,056.80
  6. Step 6: Final answer
    x = 282,483.39

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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.