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Finding the Fourth Proportional to 574,653.11, 793,021.26 and 333,075.80

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Solution

The fourth proportional to 574,653.11, 793,021.26 and 333,075.80 is: 459,644.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,653.11 : 793,021.26 = 333,075.80 : x
  2. Step 2: Convert to fraction form
    574,653.11/793,021.26 = 333,075.80/x
  3. Step 3: Cross multiply
    574,653.11x = 793,021.26 × 333,075.80
  4. Step 4: Simplify right side
    574,653.11x = 264,136,186,626.40
  5. Step 5: Solve for x
    x = 264,136,186,626.40/574,653.11
  6. Step 6: Final answer
    x = 459,644.58

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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.