Home / 897,112.23-1,344,145.02-541,378.76

Finding the Fourth Proportional to 897,112.23, 1,344,145.02 and 541,378.76

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Solution

The fourth proportional to 897,112.23, 1,344,145.02 and 541,378.76 is: 811,148.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,112.23 : 1,344,145.02 = 541,378.76 : x
  2. Step 2: Convert to fraction form
    897,112.23/1,344,145.02 = 541,378.76/x
  3. Step 3: Cross multiply
    897,112.23x = 1,344,145.02 × 541,378.76
  4. Step 4: Simplify right side
    897,112.23x = 727,691,557,467.05
  5. Step 5: Solve for x
    x = 727,691,557,467.05/897,112.23
  6. Step 6: Final answer
    x = 811,148.85

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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.