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Finding the Fourth Proportional to 277,957.61, 383,622.64 and 175,992.53

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Solution

The fourth proportional to 277,957.61, 383,622.64 and 175,992.53 is: 242,895.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,957.61 : 383,622.64 = 175,992.53 : x
  2. Step 2: Convert to fraction form
    277,957.61/383,622.64 = 175,992.53/x
  3. Step 3: Cross multiply
    277,957.61x = 383,622.64 × 175,992.53
  4. Step 4: Simplify right side
    277,957.61x = 67,514,719,497.95
  5. Step 5: Solve for x
    x = 67,514,719,497.95/277,957.61
  6. Step 6: Final answer
    x = 242,895.74

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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.