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Finding the Fourth Proportional to 911,050.40, 1,366,575.60 and 911,050.40

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Solution

The fourth proportional to 911,050.40, 1,366,575.60 and 911,050.40 is: 1,366,575.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,050.40 : 1,366,575.60 = 911,050.40 : x
  2. Step 2: Convert to fraction form
    911,050.40/1,366,575.60 = 911,050.40/x
  3. Step 3: Cross multiply
    911,050.40x = 1,366,575.60 × 911,050.40
  4. Step 4: Simplify right side
    911,050.40x = 1,245,019,247,010.24
  5. Step 5: Solve for x
    x = 1,245,019,247,010.24/911,050.40
  6. Step 6: Final answer
    x = 1,366,575.60

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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.