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Finding the Fourth Proportional to 570,078.60, 854,916.30 and 196,014.60

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Solution

The fourth proportional to 570,078.60, 854,916.30 and 196,014.60 is: 293,952.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,078.60 : 854,916.30 = 196,014.60 : x
  2. Step 2: Convert to fraction form
    570,078.60/854,916.30 = 196,014.60/x
  3. Step 3: Cross multiply
    570,078.60x = 854,916.30 × 196,014.60
  4. Step 4: Simplify right side
    570,078.60x = 167,576,076,577.98
  5. Step 5: Solve for x
    x = 167,576,076,577.98/570,078.60
  6. Step 6: Final answer
    x = 293,952.58

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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.