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Finding the Fourth Proportional to 595,556.40, 893,075.40 and 196,042.80

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Solution

The fourth proportional to 595,556.40, 893,075.40 and 196,042.80 is: 293,978.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,556.40 : 893,075.40 = 196,042.80 : x
  2. Step 2: Convert to fraction form
    595,556.40/893,075.40 = 196,042.80/x
  3. Step 3: Cross multiply
    595,556.40x = 893,075.40 × 196,042.80
  4. Step 4: Simplify right side
    595,556.40x = 175,081,002,027.12
  5. Step 5: Solve for x
    x = 175,081,002,027.12/595,556.40
  6. Step 6: Final answer
    x = 293,978.88

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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.