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Finding the Fourth Proportional to 427,583.48, 590,127.80 and 246,260.12

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Solution

The fourth proportional to 427,583.48, 590,127.80 and 246,260.12 is: 339,875.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,583.48 : 590,127.80 = 246,260.12 : x
  2. Step 2: Convert to fraction form
    427,583.48/590,127.80 = 246,260.12/x
  3. Step 3: Cross multiply
    427,583.48x = 590,127.80 × 246,260.12
  4. Step 4: Simplify right side
    427,583.48x = 145,324,938,661.40
  5. Step 5: Solve for x
    x = 145,324,938,661.40/427,583.48
  6. Step 6: Final answer
    x = 339,875.01

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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.