Home / 896,138.67-1,236,670.83-493,730.67

Finding the Fourth Proportional to 896,138.67, 1,236,670.83 and 493,730.67

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Solution

The fourth proportional to 896,138.67, 1,236,670.83 and 493,730.67 is: 681,348.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,138.67 : 1,236,670.83 = 493,730.67 : x
  2. Step 2: Convert to fraction form
    896,138.67/1,236,670.83 = 493,730.67/x
  3. Step 3: Cross multiply
    896,138.67x = 1,236,670.83 × 493,730.67
  4. Step 4: Simplify right side
    896,138.67x = 610,582,317,465.36
  5. Step 5: Solve for x
    x = 610,582,317,465.36/896,138.67
  6. Step 6: Final answer
    x = 681,348.03

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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.