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Finding the Fourth Proportional to 600,385.80, 900,578.54 and 284,670.44

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Solution

The fourth proportional to 600,385.80, 900,578.54 and 284,670.44 is: 427,005.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,385.80 : 900,578.54 = 284,670.44 : x
  2. Step 2: Convert to fraction form
    600,385.80/900,578.54 = 284,670.44/x
  3. Step 3: Cross multiply
    600,385.80x = 900,578.54 × 284,670.44
  4. Step 4: Simplify right side
    600,385.80x = 256,368,089,236.36
  5. Step 5: Solve for x
    x = 256,368,089,236.36/600,385.80
  6. Step 6: Final answer
    x = 427,005.58

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1.5x scale

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.