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Finding the Fourth Proportional to 300,317.04, 414,437.54 and 164,350.98

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Solution

The fourth proportional to 300,317.04, 414,437.54 and 164,350.98 is: 226,804.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,317.04 : 414,437.54 = 164,350.98 : x
  2. Step 2: Convert to fraction form
    300,317.04/414,437.54 = 164,350.98/x
  3. Step 3: Cross multiply
    300,317.04x = 414,437.54 × 164,350.98
  4. Step 4: Simplify right side
    300,317.04x = 68,113,215,026.03
  5. Step 5: Solve for x
    x = 68,113,215,026.03/300,317.04
  6. Step 6: Final answer
    x = 226,804.36

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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.