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Finding the Fourth Proportional to 297,000.08, 445,410.12 and 249,629.60

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Solution

The fourth proportional to 297,000.08, 445,410.12 and 249,629.60 is: 374,368.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,000.08 : 445,410.12 = 249,629.60 : x
  2. Step 2: Convert to fraction form
    297,000.08/445,410.12 = 249,629.60/x
  3. Step 3: Cross multiply
    297,000.08x = 445,410.12 × 249,629.60
  4. Step 4: Simplify right side
    297,000.08x = 111,187,550,091.55
  5. Step 5: Solve for x
    x = 111,187,550,091.55/297,000.08
  6. Step 6: Final answer
    x = 374,368.75

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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.