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Finding the Fourth Proportional to 250,823.84, 376,358.76 and 117,714.92

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Solution

The fourth proportional to 250,823.84, 376,358.76 and 117,714.92 is: 176,630.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,823.84 : 376,358.76 = 117,714.92 : x
  2. Step 2: Convert to fraction form
    250,823.84/376,358.76 = 117,714.92/x
  3. Step 3: Cross multiply
    250,823.84x = 376,358.76 × 117,714.92
  4. Step 4: Simplify right side
    250,823.84x = 44,303,039,442.91
  5. Step 5: Solve for x
    x = 44,303,039,442.91/250,823.84
  6. Step 6: Final answer
    x = 176,630.10

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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.