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Finding the Fourth Proportional to 617,303.54, 925,888.62 and 196,546.34

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Solution

The fourth proportional to 617,303.54, 925,888.62 and 196,546.34 is: 294,798.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,303.54 : 925,888.62 = 196,546.34 : x
  2. Step 2: Convert to fraction form
    617,303.54/925,888.62 = 196,546.34/x
  3. Step 3: Cross multiply
    617,303.54x = 925,888.62 × 196,546.34
  4. Step 4: Simplify right side
    617,303.54x = 181,980,019,508.65
  5. Step 5: Solve for x
    x = 181,980,019,508.65/617,303.54
  6. Step 6: Final answer
    x = 294,798.28

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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.