Home / 419,028.66-578,272.60-237,748.23

Finding the Fourth Proportional to 419,028.66, 578,272.60 and 237,748.23

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Solution

The fourth proportional to 419,028.66, 578,272.60 and 237,748.23 is: 328,099.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,028.66 : 578,272.60 = 237,748.23 : x
  2. Step 2: Convert to fraction form
    419,028.66/578,272.60 = 237,748.23/x
  3. Step 3: Cross multiply
    419,028.66x = 578,272.60 × 237,748.23
  4. Step 4: Simplify right side
    419,028.66x = 137,483,287,404.68
  5. Step 5: Solve for x
    x = 137,483,287,404.68/419,028.66
  6. Step 6: Final answer
    x = 328,099.96

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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.