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Finding the Fourth Proportional to 583,907.98, 805,791.89 and 325,769.57

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Solution

The fourth proportional to 583,907.98, 805,791.89 and 325,769.57 is: 449,561.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,907.98 : 805,791.89 = 325,769.57 : x
  2. Step 2: Convert to fraction form
    583,907.98/805,791.89 = 325,769.57/x
  3. Step 3: Cross multiply
    583,907.98x = 805,791.89 × 325,769.57
  4. Step 4: Simplify right side
    583,907.98x = 262,502,477,514.79
  5. Step 5: Solve for x
    x = 262,502,477,514.79/583,907.98
  6. Step 6: Final answer
    x = 449,561.38

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1.5x scale

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.