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Finding the Fourth Proportional to 570,259.35, 854,444.43 and 400,952.50

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Solution

The fourth proportional to 570,259.35, 854,444.43 and 400,952.50 is: 600,764.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,259.35 : 854,444.43 = 400,952.50 : x
  2. Step 2: Convert to fraction form
    570,259.35/854,444.43 = 400,952.50/x
  3. Step 3: Cross multiply
    570,259.35x = 854,444.43 × 400,952.50
  4. Step 4: Simplify right side
    570,259.35x = 342,591,630,319.58
  5. Step 5: Solve for x
    x = 342,591,630,319.58/570,259.35
  6. Step 6: Final answer
    x = 600,764.60

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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.