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Finding the Fourth Proportional to 632,772.06, 873,632.98 and 564,671.94

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Solution

The fourth proportional to 632,772.06, 873,632.98 and 564,671.94 is: 779,610.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,772.06 : 873,632.98 = 564,671.94 : x
  2. Step 2: Convert to fraction form
    632,772.06/873,632.98 = 564,671.94/x
  3. Step 3: Cross multiply
    632,772.06x = 873,632.98 × 564,671.94
  4. Step 4: Simplify right side
    632,772.06x = 493,316,029,664.58
  5. Step 5: Solve for x
    x = 493,316,029,664.58/632,772.06
  6. Step 6: Final answer
    x = 779,610.95

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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.