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Finding the Fourth Proportional to 239,646.25, 359,475.86 and 73,434.25

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Solution

The fourth proportional to 239,646.25, 359,475.86 and 73,434.25 is: 110,153.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,646.25 : 359,475.86 = 73,434.25 : x
  2. Step 2: Convert to fraction form
    239,646.25/359,475.86 = 73,434.25/x
  3. Step 3: Cross multiply
    239,646.25x = 359,475.86 × 73,434.25
  4. Step 4: Simplify right side
    239,646.25x = 26,397,840,172.21
  5. Step 5: Solve for x
    x = 26,397,840,172.21/239,646.25
  6. Step 6: Final answer
    x = 110,153.36

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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.