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Finding the Fourth Proportional to 356,714.41, 492,252.78 and 195,565.93

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Solution

The fourth proportional to 356,714.41, 492,252.78 and 195,565.93 is: 269,873.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,714.41 : 492,252.78 = 195,565.93 : x
  2. Step 2: Convert to fraction form
    356,714.41/492,252.78 = 195,565.93/x
  3. Step 3: Cross multiply
    356,714.41x = 492,252.78 × 195,565.93
  4. Step 4: Simplify right side
    356,714.41x = 96,267,872,715.79
  5. Step 5: Solve for x
    x = 96,267,872,715.79/356,714.41
  6. Step 6: Final answer
    x = 269,873.80

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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.