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Finding the Fourth Proportional to 600,772.40, 900,429.60 and 347,566.40

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Solution

The fourth proportional to 600,772.40, 900,429.60 and 347,566.40 is: 520,927.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,772.40 : 900,429.60 = 347,566.40 : x
  2. Step 2: Convert to fraction form
    600,772.40/900,429.60 = 347,566.40/x
  3. Step 3: Cross multiply
    600,772.40x = 900,429.60 × 347,566.40
  4. Step 4: Simplify right side
    600,772.40x = 312,959,074,525.44
  5. Step 5: Solve for x
    x = 312,959,074,525.44/600,772.40
  6. Step 6: Final answer
    x = 520,927.85

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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.