Home / 994,669.34-1,372,625.19-553,171.01

Finding the Fourth Proportional to 994,669.34, 1,372,625.19 and 553,171.01

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Solution

The fourth proportional to 994,669.34, 1,372,625.19 and 553,171.01 is: 763,365.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,669.34 : 1,372,625.19 = 553,171.01 : x
  2. Step 2: Convert to fraction form
    994,669.34/1,372,625.19 = 553,171.01/x
  3. Step 3: Cross multiply
    994,669.34x = 1,372,625.19 × 553,171.01
  4. Step 4: Simplify right side
    994,669.34x = 759,296,455,840.62
  5. Step 5: Solve for x
    x = 759,296,455,840.62/994,669.34
  6. Step 6: Final answer
    x = 763,365.70

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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.