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Finding the Fourth Proportional to 275,280,584,465.55, 412,920,876,698.30 and 275,280,584,465.55

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Solution

The fourth proportional to 275,280,584,465.55, 412,920,876,698.30 and 275,280,584,465.55 is: 412,920,876,698.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,280,584,465.55 : 412,920,876,698.30 = 275,280,584,465.55 : x
  2. Step 2: Convert to fraction form
    275,280,584,465.55/412,920,876,698.30 = 275,280,584,465.55/x
  3. Step 3: Cross multiply
    275,280,584,465.55x = 412,920,876,698.30 × 275,280,584,465.55
  4. Step 4: Simplify right side
    275,280,584,465.55x = 113,669,100,275,535,313,895,424
  5. Step 5: Solve for x
    x = 113,669,100,275,535,313,895,424/275,280,584,465.55
  6. Step 6: Final answer
    x = 412,920,876,698.30

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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.