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Finding the Fourth Proportional to 504,271.02, 695,882.03 and 274,835.55

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Solution

The fourth proportional to 504,271.02, 695,882.03 and 274,835.55 is: 379,266.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,271.02 : 695,882.03 = 274,835.55 : x
  2. Step 2: Convert to fraction form
    504,271.02/695,882.03 = 274,835.55/x
  3. Step 3: Cross multiply
    504,271.02x = 695,882.03 × 274,835.55
  4. Step 4: Simplify right side
    504,271.02x = 191,253,119,075.99
  5. Step 5: Solve for x
    x = 191,253,119,075.99/504,271.02
  6. Step 6: Final answer
    x = 379,266.53

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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.