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Finding the Fourth Proportional to 459,218.84, 633,735.70 and 277,963.92

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Solution

The fourth proportional to 459,218.84, 633,735.70 and 277,963.92 is: 383,598.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,218.84 : 633,735.70 = 277,963.92 : x
  2. Step 2: Convert to fraction form
    459,218.84/633,735.70 = 277,963.92/x
  3. Step 3: Cross multiply
    459,218.84x = 633,735.70 × 277,963.92
  4. Step 4: Simplify right side
    459,218.84x = 176,155,658,721.03
  5. Step 5: Solve for x
    x = 176,155,658,721.03/459,218.84
  6. Step 6: Final answer
    x = 383,598.51

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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.