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Finding the Fourth Proportional to 344,946.60, 517,444.20 and 195,258.60

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Solution

The fourth proportional to 344,946.60, 517,444.20 and 195,258.60 is: 292,901.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,946.60 : 517,444.20 = 195,258.60 : x
  2. Step 2: Convert to fraction form
    344,946.60/517,444.20 = 195,258.60/x
  3. Step 3: Cross multiply
    344,946.60x = 517,444.20 × 195,258.60
  4. Step 4: Simplify right side
    344,946.60x = 101,035,430,070.12
  5. Step 5: Solve for x
    x = 101,035,430,070.12/344,946.60
  6. Step 6: Final answer
    x = 292,901.66

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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.