Home / 407,350.56-610,880.04-141,039.60

Finding the Fourth Proportional to 407,350.56, 610,880.04 and 141,039.60

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Solution

The fourth proportional to 407,350.56, 610,880.04 and 141,039.60 is: 211,508.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,350.56 : 610,880.04 = 141,039.60 : x
  2. Step 2: Convert to fraction form
    407,350.56/610,880.04 = 141,039.60/x
  3. Step 3: Cross multiply
    407,350.56x = 610,880.04 × 141,039.60
  4. Step 4: Simplify right side
    407,350.56x = 86,158,276,489.58
  5. Step 5: Solve for x
    x = 86,158,276,489.58/407,350.56
  6. Step 6: Final answer
    x = 211,508.92

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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.