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Finding the Fourth Proportional to 262,232.84, 361,532.91 and 171,432.70

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Solution

The fourth proportional to 262,232.84, 361,532.91 and 171,432.70 is: 236,349.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,232.84 : 361,532.91 = 171,432.70 : x
  2. Step 2: Convert to fraction form
    262,232.84/361,532.91 = 171,432.70/x
  3. Step 3: Cross multiply
    262,232.84x = 361,532.91 × 171,432.70
  4. Step 4: Simplify right side
    262,232.84x = 61,978,562,900.16
  5. Step 5: Solve for x
    x = 61,978,562,900.16/262,232.84
  6. Step 6: Final answer
    x = 236,349.36

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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.