Home / 453,370.14-678,741.96-341,521.41

Finding the Fourth Proportional to 453,370.14, 678,741.96 and 341,521.41

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Solution

The fourth proportional to 453,370.14, 678,741.96 and 341,521.41 is: 511,292.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,370.14 : 678,741.96 = 341,521.41 : x
  2. Step 2: Convert to fraction form
    453,370.14/678,741.96 = 341,521.41/x
  3. Step 3: Cross multiply
    453,370.14x = 678,741.96 × 341,521.41
  4. Step 4: Simplify right side
    453,370.14x = 231,804,911,205.36
  5. Step 5: Solve for x
    x = 231,804,911,205.36/453,370.14
  6. Step 6: Final answer
    x = 511,292.85

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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.