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Finding the Fourth Proportional to 603,516.56, 832,506.37 and 376,768.40

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Solution

The fourth proportional to 603,516.56, 832,506.37 and 376,768.40 is: 519,724.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,516.56 : 832,506.37 = 376,768.40 : x
  2. Step 2: Convert to fraction form
    603,516.56/832,506.37 = 376,768.40/x
  3. Step 3: Cross multiply
    603,516.56x = 832,506.37 × 376,768.40
  4. Step 4: Simplify right side
    603,516.56x = 313,662,093,014.71
  5. Step 5: Solve for x
    x = 313,662,093,014.71/603,516.56
  6. Step 6: Final answer
    x = 519,724.09

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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.