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Finding the Fourth Proportional to 367,005.40, 549,989.70 and 226,346.20

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Solution

The fourth proportional to 367,005.40, 549,989.70 and 226,346.20 is: 339,199.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,005.40 : 549,989.70 = 226,346.20 : x
  2. Step 2: Convert to fraction form
    367,005.40/549,989.70 = 226,346.20/x
  3. Step 3: Cross multiply
    367,005.40x = 549,989.70 × 226,346.20
  4. Step 4: Simplify right side
    367,005.40x = 124,488,078,634.14
  5. Step 5: Solve for x
    x = 124,488,078,634.14/367,005.40
  6. Step 6: Final answer
    x = 339,199.58

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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.