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Finding the Fourth Proportional to 569,784.85, 785,533.62 and 365,481.09

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Solution

The fourth proportional to 569,784.85, 785,533.62 and 365,481.09 is: 503,870.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,784.85 : 785,533.62 = 365,481.09 : x
  2. Step 2: Convert to fraction form
    569,784.85/785,533.62 = 365,481.09/x
  3. Step 3: Cross multiply
    569,784.85x = 785,533.62 × 365,481.09
  4. Step 4: Simplify right side
    569,784.85x = 287,097,684,230.49
  5. Step 5: Solve for x
    x = 287,097,684,230.49/569,784.85
  6. Step 6: Final answer
    x = 503,870.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.