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Finding the Fourth Proportional to 569,785.12, 785,533.96 and 365,481.34

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Solution

The fourth proportional to 569,785.12, 785,533.96 and 365,481.34 is: 503,870.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,785.12 : 785,533.96 = 365,481.34 : x
  2. Step 2: Convert to fraction form
    569,785.12/785,533.96 = 365,481.34/x
  3. Step 3: Cross multiply
    569,785.12x = 785,533.96 × 365,481.34
  4. Step 4: Simplify right side
    569,785.12x = 287,098,004,316.31
  5. Step 5: Solve for x
    x = 287,098,004,316.31/569,785.12
  6. Step 6: Final answer
    x = 503,870.66

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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.