Home / 711,858.08-982,822.63-635,245.41

Finding the Fourth Proportional to 711,858.08, 982,822.63 and 635,245.41

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Solution

The fourth proportional to 711,858.08, 982,822.63 and 635,245.41 is: 877,047.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,858.08 : 982,822.63 = 635,245.41 : x
  2. Step 2: Convert to fraction form
    711,858.08/982,822.63 = 635,245.41/x
  3. Step 3: Cross multiply
    711,858.08x = 982,822.63 × 635,245.41
  4. Step 4: Simplify right side
    711,858.08x = 624,333,562,963.52
  5. Step 5: Solve for x
    x = 624,333,562,963.52/711,858.08
  6. Step 6: Final answer
    x = 877,047.80

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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.