Home / 579,539.14-868,811.43-263,883.46

Finding the Fourth Proportional to 579,539.14, 868,811.43 and 263,883.46

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Solution

The fourth proportional to 579,539.14, 868,811.43 and 263,883.46 is: 395,598.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,539.14 : 868,811.43 = 263,883.46 : x
  2. Step 2: Convert to fraction form
    579,539.14/868,811.43 = 263,883.46/x
  3. Step 3: Cross multiply
    579,539.14x = 868,811.43 × 263,883.46
  4. Step 4: Simplify right side
    579,539.14x = 229,264,966,235.95
  5. Step 5: Solve for x
    x = 229,264,966,235.95/579,539.14
  6. Step 6: Final answer
    x = 395,598.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.