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Finding the Fourth Proportional to 360,464.38, 540,725.42 and 107,726.46

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Solution

The fourth proportional to 360,464.38, 540,725.42 and 107,726.46 is: 161,598.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,464.38 : 540,725.42 = 107,726.46 : x
  2. Step 2: Convert to fraction form
    360,464.38/540,725.42 = 107,726.46/x
  3. Step 3: Cross multiply
    360,464.38x = 540,725.42 × 107,726.46
  4. Step 4: Simplify right side
    360,464.38x = 58,250,433,570.21
  5. Step 5: Solve for x
    x = 58,250,433,570.21/360,464.38
  6. Step 6: Final answer
    x = 161,598.31

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1.5x scale

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.