Home / 386,186.29-578,525.31-183,493.94

Finding the Fourth Proportional to 386,186.29, 578,525.31 and 183,493.94

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Solution

The fourth proportional to 386,186.29, 578,525.31 and 183,493.94 is: 274,882.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,186.29 : 578,525.31 = 183,493.94 : x
  2. Step 2: Convert to fraction form
    386,186.29/578,525.31 = 183,493.94/x
  3. Step 3: Cross multiply
    386,186.29x = 578,525.31 × 183,493.94
  4. Step 4: Simplify right side
    386,186.29x = 106,155,885,629.00
  5. Step 5: Solve for x
    x = 106,155,885,629.00/386,186.29
  6. Step 6: Final answer
    x = 274,882.59

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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.