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Finding the Fourth Proportional to 548,706.93, 757,285.11 and 333,834.18

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Solution

The fourth proportional to 548,706.93, 757,285.11 and 333,834.18 is: 460,733.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,706.93 : 757,285.11 = 333,834.18 : x
  2. Step 2: Convert to fraction form
    548,706.93/757,285.11 = 333,834.18/x
  3. Step 3: Cross multiply
    548,706.93x = 757,285.11 × 333,834.18
  4. Step 4: Simplify right side
    548,706.93x = 252,807,653,723.06
  5. Step 5: Solve for x
    x = 252,807,653,723.06/548,706.93
  6. Step 6: Final answer
    x = 460,733.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.