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Finding the Fourth Proportional to 368,167.16, 552,185.93 and 98,298.65

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Solution

The fourth proportional to 368,167.16, 552,185.93 and 98,298.65 is: 147,430.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,167.16 : 552,185.93 = 98,298.65 : x
  2. Step 2: Convert to fraction form
    368,167.16/552,185.93 = 98,298.65/x
  3. Step 3: Cross multiply
    368,167.16x = 552,185.93 × 98,298.65
  4. Step 4: Simplify right side
    368,167.16x = 54,279,131,467.99
  5. Step 5: Solve for x
    x = 54,279,131,467.99/368,167.16
  6. Step 6: Final answer
    x = 147,430.67

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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.