Home / 546,839.08-821,424.38-514,879.40

Finding the Fourth Proportional to 546,839.08, 821,424.38 and 514,879.40

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Solution

The fourth proportional to 546,839.08, 821,424.38 and 514,879.40 is: 773,416.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,839.08 : 821,424.38 = 514,879.40 : x
  2. Step 2: Convert to fraction form
    546,839.08/821,424.38 = 514,879.40/x
  3. Step 3: Cross multiply
    546,839.08x = 821,424.38 × 514,879.40
  4. Step 4: Simplify right side
    546,839.08x = 422,934,491,919.77
  5. Step 5: Solve for x
    x = 422,934,491,919.77/546,839.08
  6. Step 6: Final answer
    x = 773,416.73

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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.