Home / 501,980.63-692,729.42-272,533.37

Finding the Fourth Proportional to 501,980.63, 692,729.42 and 272,533.37

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Solution

The fourth proportional to 501,980.63, 692,729.42 and 272,533.37 is: 376,093.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,980.63 : 692,729.42 = 272,533.37 : x
  2. Step 2: Convert to fraction form
    501,980.63/692,729.42 = 272,533.37/x
  3. Step 3: Cross multiply
    501,980.63x = 692,729.42 × 272,533.37
  4. Step 4: Simplify right side
    501,980.63x = 188,791,883,330.75
  5. Step 5: Solve for x
    x = 188,791,883,330.75/501,980.63
  6. Step 6: Final answer
    x = 376,093.96

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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.