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Finding the Fourth Proportional to 468,321.56, 702,482.36 and 113,335.61

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Solution

The fourth proportional to 468,321.56, 702,482.36 and 113,335.61 is: 170,003.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,321.56 : 702,482.36 = 113,335.61 : x
  2. Step 2: Convert to fraction form
    468,321.56/702,482.36 = 113,335.61/x
  3. Step 3: Cross multiply
    468,321.56x = 702,482.36 × 113,335.61
  4. Step 4: Simplify right side
    468,321.56x = 79,616,263,555.77
  5. Step 5: Solve for x
    x = 79,616,263,555.77/468,321.56
  6. Step 6: Final answer
    x = 170,003.41

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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.