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Finding the Fourth Proportional to 572,662.80, 858,994.20 and 466,374.60

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Solution

The fourth proportional to 572,662.80, 858,994.20 and 466,374.60 is: 699,561.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,662.80 : 858,994.20 = 466,374.60 : x
  2. Step 2: Convert to fraction form
    572,662.80/858,994.20 = 466,374.60/x
  3. Step 3: Cross multiply
    572,662.80x = 858,994.20 × 466,374.60
  4. Step 4: Simplify right side
    572,662.80x = 400,613,076,427.32
  5. Step 5: Solve for x
    x = 400,613,076,427.32/572,662.80
  6. Step 6: Final answer
    x = 699,561.90

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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.