Home / 806,676.20-1,210,014.30-541,255.40

Finding the Fourth Proportional to 806,676.20, 1,210,014.30 and 541,255.40

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Solution

The fourth proportional to 806,676.20, 1,210,014.30 and 541,255.40 is: 811,883.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,676.20 : 1,210,014.30 = 541,255.40 : x
  2. Step 2: Convert to fraction form
    806,676.20/1,210,014.30 = 541,255.40/x
  3. Step 3: Cross multiply
    806,676.20x = 1,210,014.30 × 541,255.40
  4. Step 4: Simplify right side
    806,676.20x = 654,926,773,952.22
  5. Step 5: Solve for x
    x = 654,926,773,952.22/806,676.20
  6. Step 6: Final answer
    x = 811,883.10

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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.