Home / 948,099.04-1,422,148.64-379,738.24

Finding the Fourth Proportional to 948,099.04, 1,422,148.64 and 379,738.24

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Solution

The fourth proportional to 948,099.04, 1,422,148.64 and 379,738.24 is: 569,607.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,099.04 : 1,422,148.64 = 379,738.24 : x
  2. Step 2: Convert to fraction form
    948,099.04/1,422,148.64 = 379,738.24/x
  3. Step 3: Cross multiply
    948,099.04x = 1,422,148.64 × 379,738.24
  4. Step 4: Simplify right side
    948,099.04x = 540,044,221,571.99
  5. Step 5: Solve for x
    x = 540,044,221,571.99/948,099.04
  6. Step 6: Final answer
    x = 569,607.39

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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.