Home / 300,432.96-414,598.05-164,475.36

Finding the Fourth Proportional to 300,432.96, 414,598.05 and 164,475.36

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Solution

The fourth proportional to 300,432.96, 414,598.05 and 164,475.36 is: 226,976.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,432.96 : 414,598.05 = 164,475.36 : x
  2. Step 2: Convert to fraction form
    300,432.96/414,598.05 = 164,475.36/x
  3. Step 3: Cross multiply
    300,432.96x = 414,598.05 × 164,475.36
  4. Step 4: Simplify right side
    300,432.96x = 68,191,163,529.05
  5. Step 5: Solve for x
    x = 68,191,163,529.05/300,432.96
  6. Step 6: Final answer
    x = 226,976.31

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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.