Home / 842,500.60-1,263,750.90-837,251.80

Finding the Fourth Proportional to 842,500.60, 1,263,750.90 and 837,251.80

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Solution

The fourth proportional to 842,500.60, 1,263,750.90 and 837,251.80 is: 1,255,877.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,500.60 : 1,263,750.90 = 837,251.80 : x
  2. Step 2: Convert to fraction form
    842,500.60/1,263,750.90 = 837,251.80/x
  3. Step 3: Cross multiply
    842,500.60x = 1,263,750.90 × 837,251.80
  4. Step 4: Simplify right side
    842,500.60x = 1,058,077,715,776.62
  5. Step 5: Solve for x
    x = 1,058,077,715,776.62/842,500.60
  6. Step 6: Final answer
    x = 1,255,877.70

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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.