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Finding the Fourth Proportional to 837,034.90, 1,255,843.95 and 364,059.70

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Solution

The fourth proportional to 837,034.90, 1,255,843.95 and 364,059.70 is: 546,216.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,034.90 : 1,255,843.95 = 364,059.70 : x
  2. Step 2: Convert to fraction form
    837,034.90/1,255,843.95 = 364,059.70/x
  3. Step 3: Cross multiply
    837,034.90x = 1,255,843.95 × 364,059.70
  4. Step 4: Simplify right side
    837,034.90x = 457,202,171,683.82
  5. Step 5: Solve for x
    x = 457,202,171,683.82/837,034.90
  6. Step 6: Final answer
    x = 546,216.38

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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.