Home / 382,057.06-527,075.18-238,567.98

Finding the Fourth Proportional to 382,057.06, 527,075.18 and 238,567.98

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Solution

The fourth proportional to 382,057.06, 527,075.18 and 238,567.98 is: 329,121.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,057.06 : 527,075.18 = 238,567.98 : x
  2. Step 2: Convert to fraction form
    382,057.06/527,075.18 = 238,567.98/x
  3. Step 3: Cross multiply
    382,057.06x = 527,075.18 × 238,567.98
  4. Step 4: Simplify right side
    382,057.06x = 125,743,261,000.74
  5. Step 5: Solve for x
    x = 125,743,261,000.74/382,057.06
  6. Step 6: Final answer
    x = 329,121.68

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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.