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Finding the Fourth Proportional to 234,805.60, 352,294.80 and 94,578.40

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Solution

The fourth proportional to 234,805.60, 352,294.80 and 94,578.40 is: 141,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,805.60 : 352,294.80 = 94,578.40 : x
  2. Step 2: Convert to fraction form
    234,805.60/352,294.80 = 94,578.40/x
  3. Step 3: Cross multiply
    234,805.60x = 352,294.80 × 94,578.40
  4. Step 4: Simplify right side
    234,805.60x = 33,319,478,512.32
  5. Step 5: Solve for x
    x = 33,319,478,512.32/234,805.60
  6. Step 6: Final answer
    x = 141,902.40

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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.