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Finding the Fourth Proportional to 367,475.60, 549,984.60 and 256,883.60

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Solution

The fourth proportional to 367,475.60, 549,984.60 and 256,883.60 is: 384,466.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,475.60 : 549,984.60 = 256,883.60 : x
  2. Step 2: Convert to fraction form
    367,475.60/549,984.60 = 256,883.60/x
  3. Step 3: Cross multiply
    367,475.60x = 549,984.60 × 256,883.60
  4. Step 4: Simplify right side
    367,475.60x = 141,282,023,992.56
  5. Step 5: Solve for x
    x = 141,282,023,992.56/367,475.60
  6. Step 6: Final answer
    x = 384,466.41

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1.5x scale

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.