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Finding the Fourth Proportional to 232,564.40, 348,846.60 and 57,460.40

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Solution

The fourth proportional to 232,564.40, 348,846.60 and 57,460.40 is: 86,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,564.40 : 348,846.60 = 57,460.40 : x
  2. Step 2: Convert to fraction form
    232,564.40/348,846.60 = 57,460.40/x
  3. Step 3: Cross multiply
    232,564.40x = 348,846.60 × 57,460.40
  4. Step 4: Simplify right side
    232,564.40x = 20,044,865,174.64
  5. Step 5: Solve for x
    x = 20,044,865,174.64/232,564.40
  6. Step 6: Final answer
    x = 86,190.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.