Home / 869,556.24-1,200,051.38-482,432.54

Finding the Fourth Proportional to 869,556.24, 1,200,051.38 and 482,432.54

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Solution

The fourth proportional to 869,556.24, 1,200,051.38 and 482,432.54 is: 665,792.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,556.24 : 1,200,051.38 = 482,432.54 : x
  2. Step 2: Convert to fraction form
    869,556.24/1,200,051.38 = 482,432.54/x
  3. Step 3: Cross multiply
    869,556.24x = 1,200,051.38 × 482,432.54
  4. Step 4: Simplify right side
    869,556.24x = 578,943,835,383.91
  5. Step 5: Solve for x
    x = 578,943,835,383.91/869,556.24
  6. Step 6: Final answer
    x = 665,792.28

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Double scale
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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.