Home / 850,763.60-1,174,105.32-468,789.92

Finding the Fourth Proportional to 850,763.60, 1,174,105.32 and 468,789.92

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Solution

The fourth proportional to 850,763.60, 1,174,105.32 and 468,789.92 is: 646,958.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,763.60 : 1,174,105.32 = 468,789.92 : x
  2. Step 2: Convert to fraction form
    850,763.60/1,174,105.32 = 468,789.92/x
  3. Step 3: Cross multiply
    850,763.60x = 1,174,105.32 × 468,789.92
  4. Step 4: Simplify right side
    850,763.60x = 550,408,739,034.37
  5. Step 5: Solve for x
    x = 550,408,739,034.37/850,763.60
  6. Step 6: Final answer
    x = 646,958.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.