Home / 397,629.66-592,233.08-395,692.11

Finding the Fourth Proportional to 397,629.66, 592,233.08 and 395,692.11

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Solution

The fourth proportional to 397,629.66, 592,233.08 and 395,692.11 is: 589,347.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,629.66 : 592,233.08 = 395,692.11 : x
  2. Step 2: Convert to fraction form
    397,629.66/592,233.08 = 395,692.11/x
  3. Step 3: Cross multiply
    397,629.66x = 592,233.08 × 395,692.11
  4. Step 4: Simplify right side
    397,629.66x = 234,341,954,075.83
  5. Step 5: Solve for x
    x = 234,341,954,075.83/397,629.66
  6. Step 6: Final answer
    x = 589,347.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.