Home / 628,175.89-941,717.08-403,600.15

Finding the Fourth Proportional to 628,175.89, 941,717.08 and 403,600.15

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Solution

The fourth proportional to 628,175.89, 941,717.08 and 403,600.15 is: 605,048.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,175.89 : 941,717.08 = 403,600.15 : x
  2. Step 2: Convert to fraction form
    628,175.89/941,717.08 = 403,600.15/x
  3. Step 3: Cross multiply
    628,175.89x = 941,717.08 × 403,600.15
  4. Step 4: Simplify right side
    628,175.89x = 380,077,154,745.56
  5. Step 5: Solve for x
    x = 380,077,154,745.56/628,175.89
  6. Step 6: Final answer
    x = 605,048.94

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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.