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Finding the Fourth Proportional to 262,029.57, 393,024.92 and 93,530.67

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Solution

The fourth proportional to 262,029.57, 393,024.92 and 93,530.67 is: 140,289.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,029.57 : 393,024.92 = 93,530.67 : x
  2. Step 2: Convert to fraction form
    262,029.57/393,024.92 = 93,530.67/x
  3. Step 3: Cross multiply
    262,029.57x = 393,024.92 × 93,530.67
  4. Step 4: Simplify right side
    262,029.57x = 36,759,883,626.64
  5. Step 5: Solve for x
    x = 36,759,883,626.64/262,029.57
  6. Step 6: Final answer
    x = 140,289.07

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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.