Home / 896,105.20-1,340,269.80-802,015.60

Finding the Fourth Proportional to 896,105.20, 1,340,269.80 and 802,015.60

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Solution

The fourth proportional to 896,105.20, 1,340,269.80 and 802,015.60 is: 1,199,543.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,105.20 : 1,340,269.80 = 802,015.60 : x
  2. Step 2: Convert to fraction form
    896,105.20/1,340,269.80 = 802,015.60/x
  3. Step 3: Cross multiply
    896,105.20x = 1,340,269.80 × 802,015.60
  4. Step 4: Simplify right side
    896,105.20x = 1,074,917,287,808.88
  5. Step 5: Solve for x
    x = 1,074,917,287,808.88/896,105.20
  6. Step 6: Final answer
    x = 1,199,543.63

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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.