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Finding the Fourth Proportional to 277,885.77, 383,569.55 and 177,283.69

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Solution

The fourth proportional to 277,885.77, 383,569.55 and 177,283.69 is: 244,707.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,885.77 : 383,569.55 = 177,283.69 : x
  2. Step 2: Convert to fraction form
    277,885.77/383,569.55 = 177,283.69/x
  3. Step 3: Cross multiply
    277,885.77x = 383,569.55 × 177,283.69
  4. Step 4: Simplify right side
    277,885.77x = 68,000,623,721.00
  5. Step 5: Solve for x
    x = 68,000,623,721.00/277,885.77
  6. Step 6: Final answer
    x = 244,707.11

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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.