Home / 632,519.21-872,936.60-346,082.36

Finding the Fourth Proportional to 632,519.21, 872,936.60 and 346,082.36

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Solution

The fourth proportional to 632,519.21, 872,936.60 and 346,082.36 is: 477,626.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,519.21 : 872,936.60 = 346,082.36 : x
  2. Step 2: Convert to fraction form
    632,519.21/872,936.60 = 346,082.36/x
  3. Step 3: Cross multiply
    632,519.21x = 872,936.60 × 346,082.36
  4. Step 4: Simplify right side
    632,519.21x = 302,107,952,563.28
  5. Step 5: Solve for x
    x = 302,107,952,563.28/632,519.21
  6. Step 6: Final answer
    x = 477,626.52

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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.