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Finding the Fourth Proportional to 501,802.43, 692,489.39 and 272,360.00

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Solution

The fourth proportional to 501,802.43, 692,489.39 and 272,360.00 is: 375,857.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,802.43 : 692,489.39 = 272,360.00 : x
  2. Step 2: Convert to fraction form
    501,802.43/692,489.39 = 272,360.00/x
  3. Step 3: Cross multiply
    501,802.43x = 692,489.39 × 272,360.00
  4. Step 4: Simplify right side
    501,802.43x = 188,606,410,629.82
  5. Step 5: Solve for x
    x = 188,606,410,629.82/501,802.43
  6. Step 6: Final answer
    x = 375,857.91

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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.