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Finding the Fourth Proportional to 616,529.20, 924,793.80 and 195,847.60

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Solution

The fourth proportional to 616,529.20, 924,793.80 and 195,847.60 is: 293,771.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,529.20 : 924,793.80 = 195,847.60 : x
  2. Step 2: Convert to fraction form
    616,529.20/924,793.80 = 195,847.60/x
  3. Step 3: Cross multiply
    616,529.20x = 924,793.80 × 195,847.60
  4. Step 4: Simplify right side
    616,529.20x = 181,118,646,224.88
  5. Step 5: Solve for x
    x = 181,118,646,224.88/616,529.20
  6. Step 6: Final answer
    x = 293,771.40

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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.