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Finding the Fourth Proportional to 362,078.40, 543,117.60 and 335,834.40

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Solution

The fourth proportional to 362,078.40, 543,117.60 and 335,834.40 is: 503,751.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,078.40 : 543,117.60 = 335,834.40 : x
  2. Step 2: Convert to fraction form
    362,078.40/543,117.60 = 335,834.40/x
  3. Step 3: Cross multiply
    362,078.40x = 543,117.60 × 335,834.40
  4. Step 4: Simplify right side
    362,078.40x = 182,397,573,325.44
  5. Step 5: Solve for x
    x = 182,397,573,325.44/362,078.40
  6. Step 6: Final answer
    x = 503,751.60

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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.