Home / 452,836.20-679,254.30-410,845.80

Finding the Fourth Proportional to 452,836.20, 679,254.30 and 410,845.80

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Solution

The fourth proportional to 452,836.20, 679,254.30 and 410,845.80 is: 616,268.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,836.20 : 679,254.30 = 410,845.80 : x
  2. Step 2: Convert to fraction form
    452,836.20/679,254.30 = 410,845.80/x
  3. Step 3: Cross multiply
    452,836.20x = 679,254.30 × 410,845.80
  4. Step 4: Simplify right side
    452,836.20x = 279,068,776,286.94
  5. Step 5: Solve for x
    x = 279,068,776,286.94/452,836.20
  6. Step 6: Final answer
    x = 616,268.70

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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.