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Finding the Fourth Proportional to 348,262.52, 480,607.79 and 195,334.73

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Solution

The fourth proportional to 348,262.52, 480,607.79 and 195,334.73 is: 269,565.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,262.52 : 480,607.79 = 195,334.73 : x
  2. Step 2: Convert to fraction form
    348,262.52/480,607.79 = 195,334.73/x
  3. Step 3: Cross multiply
    348,262.52x = 480,607.79 × 195,334.73
  4. Step 4: Simplify right side
    348,262.52x = 93,879,389,515.83
  5. Step 5: Solve for x
    x = 93,879,389,515.83/348,262.52
  6. Step 6: Final answer
    x = 269,565.01

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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.