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Finding the Fourth Proportional to 599,573.16, 827,019.18 and 384,372.36

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Solution

The fourth proportional to 599,573.16, 827,019.18 and 384,372.36 is: 530,182.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,573.16 : 827,019.18 = 384,372.36 : x
  2. Step 2: Convert to fraction form
    599,573.16/827,019.18 = 384,372.36/x
  3. Step 3: Cross multiply
    599,573.16x = 827,019.18 × 384,372.36
  4. Step 4: Simplify right side
    599,573.16x = 317,883,313,981.87
  5. Step 5: Solve for x
    x = 317,883,313,981.87/599,573.16
  6. Step 6: Final answer
    x = 530,182.70

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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.