Home / 701,748.36-968,412.04-379,457.72

Finding the Fourth Proportional to 701,748.36, 968,412.04 and 379,457.72

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Solution

The fourth proportional to 701,748.36, 968,412.04 and 379,457.72 is: 523,651.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,748.36 : 968,412.04 = 379,457.72 : x
  2. Step 2: Convert to fraction form
    701,748.36/968,412.04 = 379,457.72/x
  3. Step 3: Cross multiply
    701,748.36x = 968,412.04 × 379,457.72
  4. Step 4: Simplify right side
    701,748.36x = 367,471,424,718.95
  5. Step 5: Solve for x
    x = 367,471,424,718.95/701,748.36
  6. Step 6: Final answer
    x = 523,651.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.