Home / 945,227.60-1,417,841.40-520,074.80

Finding the Fourth Proportional to 945,227.60, 1,417,841.40 and 520,074.80

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Solution

The fourth proportional to 945,227.60, 1,417,841.40 and 520,074.80 is: 780,112.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,227.60 : 1,417,841.40 = 520,074.80 : x
  2. Step 2: Convert to fraction form
    945,227.60/1,417,841.40 = 520,074.80/x
  3. Step 3: Cross multiply
    945,227.60x = 1,417,841.40 × 520,074.80
  4. Step 4: Simplify right side
    945,227.60x = 737,383,582,536.72
  5. Step 5: Solve for x
    x = 737,383,582,536.72/945,227.60
  6. Step 6: Final answer
    x = 780,112.20

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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.