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Finding the Fourth Proportional to 568,970.94, 785,112.95 and 314,306.94

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Solution

The fourth proportional to 568,970.94, 785,112.95 and 314,306.94 is: 433,706.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,970.94 : 785,112.95 = 314,306.94 : x
  2. Step 2: Convert to fraction form
    568,970.94/785,112.95 = 314,306.94/x
  3. Step 3: Cross multiply
    568,970.94x = 785,112.95 × 314,306.94
  4. Step 4: Simplify right side
    568,970.94x = 246,766,448,868.87
  5. Step 5: Solve for x
    x = 246,766,448,868.87/568,970.94
  6. Step 6: Final answer
    x = 433,706.59

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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.