Home / 751,144.32-1,125,929.16-277,527.60

Finding the Fourth Proportional to 751,144.32, 1,125,929.16 and 277,527.60

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Solution

The fourth proportional to 751,144.32, 1,125,929.16 and 277,527.60 is: 416,000.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,144.32 : 1,125,929.16 = 277,527.60 : x
  2. Step 2: Convert to fraction form
    751,144.32/1,125,929.16 = 277,527.60/x
  3. Step 3: Cross multiply
    751,144.32x = 1,125,929.16 × 277,527.60
  4. Step 4: Simplify right side
    751,144.32x = 312,476,417,544.82
  5. Step 5: Solve for x
    x = 312,476,417,544.82/751,144.32
  6. Step 6: Final answer
    x = 416,000.51

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Double scale
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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.