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Finding the Fourth Proportional to 239,006.96, 358,571.93 and 70,520.48

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Solution

The fourth proportional to 239,006.96, 358,571.93 and 70,520.48 is: 105,798.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,006.96 : 358,571.93 = 70,520.48 : x
  2. Step 2: Convert to fraction form
    239,006.96/358,571.93 = 70,520.48/x
  3. Step 3: Cross multiply
    239,006.96x = 358,571.93 × 70,520.48
  4. Step 4: Simplify right side
    239,006.96x = 25,286,662,472.66
  5. Step 5: Solve for x
    x = 25,286,662,472.66/239,006.96
  6. Step 6: Final answer
    x = 105,798.86

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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.