Home / 374,734.05-517,301.85-238,950.51

Finding the Fourth Proportional to 374,734.05, 517,301.85 and 238,950.51

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Solution

The fourth proportional to 374,734.05, 517,301.85 and 238,950.51 is: 329,859.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,734.05 : 517,301.85 = 238,950.51 : x
  2. Step 2: Convert to fraction form
    374,734.05/517,301.85 = 238,950.51/x
  3. Step 3: Cross multiply
    374,734.05x = 517,301.85 × 238,950.51
  4. Step 4: Simplify right side
    374,734.05x = 123,609,538,294.93
  5. Step 5: Solve for x
    x = 123,609,538,294.93/374,734.05
  6. Step 6: Final answer
    x = 329,859.38

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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.