Home / 539,112.22-743,972.76-297,409.84

Finding the Fourth Proportional to 539,112.22, 743,972.76 and 297,409.84

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Solution

The fourth proportional to 539,112.22, 743,972.76 and 297,409.84 is: 410,424.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,112.22 : 743,972.76 = 297,409.84 : x
  2. Step 2: Convert to fraction form
    539,112.22/743,972.76 = 297,409.84/x
  3. Step 3: Cross multiply
    539,112.22x = 743,972.76 × 297,409.84
  4. Step 4: Simplify right side
    539,112.22x = 221,264,819,515.96
  5. Step 5: Solve for x
    x = 221,264,819,515.96/539,112.22
  6. Step 6: Final answer
    x = 410,424.42

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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.