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Finding the Fourth Proportional to 441,779.40, 662,669.10 and 373,350.60

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Solution

The fourth proportional to 441,779.40, 662,669.10 and 373,350.60 is: 560,025.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,779.40 : 662,669.10 = 373,350.60 : x
  2. Step 2: Convert to fraction form
    441,779.40/662,669.10 = 373,350.60/x
  3. Step 3: Cross multiply
    441,779.40x = 662,669.10 × 373,350.60
  4. Step 4: Simplify right side
    441,779.40x = 247,407,906,086.46
  5. Step 5: Solve for x
    x = 247,407,906,086.46/441,779.40
  6. Step 6: Final answer
    x = 560,025.90

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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.