Home / 708,318.39-1,061,704.40-348,736.71

Finding the Fourth Proportional to 708,318.39, 1,061,704.40 and 348,736.71

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Solution

The fourth proportional to 708,318.39, 1,061,704.40 and 348,736.71 is: 522,724.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,318.39 : 1,061,704.40 = 348,736.71 : x
  2. Step 2: Convert to fraction form
    708,318.39/1,061,704.40 = 348,736.71/x
  3. Step 3: Cross multiply
    708,318.39x = 1,061,704.40 × 348,736.71
  4. Step 4: Simplify right side
    708,318.39x = 370,255,297,704.84
  5. Step 5: Solve for x
    x = 370,255,297,704.84/708,318.39
  6. Step 6: Final answer
    x = 522,724.39

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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.