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Finding the Fourth Proportional to 570,257.85, 854,442.19 and 400,951.00

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Solution

The fourth proportional to 570,257.85, 854,442.19 and 400,951.00 is: 600,762.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,257.85 : 854,442.19 = 400,951.00 : x
  2. Step 2: Convert to fraction form
    570,257.85/854,442.19 = 400,951.00/x
  3. Step 3: Cross multiply
    570,257.85x = 854,442.19 × 400,951.00
  4. Step 4: Simplify right side
    570,257.85x = 342,589,447,384.21
  5. Step 5: Solve for x
    x = 342,589,447,384.21/570,257.85
  6. Step 6: Final answer
    x = 600,762.35

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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.