Home / 632,439.54-947,998.35-277,154.10

Finding the Fourth Proportional to 632,439.54, 947,998.35 and 277,154.10

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Solution

The fourth proportional to 632,439.54, 947,998.35 and 277,154.10 is: 415,441.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,439.54 : 947,998.35 = 277,154.10 : x
  2. Step 2: Convert to fraction form
    632,439.54/947,998.35 = 277,154.10/x
  3. Step 3: Cross multiply
    632,439.54x = 947,998.35 × 277,154.10
  4. Step 4: Simplify right side
    632,439.54x = 262,741,629,495.74
  5. Step 5: Solve for x
    x = 262,741,629,495.74/632,439.54
  6. Step 6: Final answer
    x = 415,441.50

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Double scale
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Similar ratio
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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.