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Finding the Fourth Proportional to 471,499.08, 650,683.32 and 256,653.60

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Solution

The fourth proportional to 471,499.08, 650,683.32 and 256,653.60 is: 354,189.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,499.08 : 650,683.32 = 256,653.60 : x
  2. Step 2: Convert to fraction form
    471,499.08/650,683.32 = 256,653.60/x
  3. Step 3: Cross multiply
    471,499.08x = 650,683.32 × 256,653.60
  4. Step 4: Simplify right side
    471,499.08x = 167,000,216,537.95
  5. Step 5: Solve for x
    x = 167,000,216,537.95/471,499.08
  6. Step 6: Final answer
    x = 354,189.91

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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.