Home / 744,559.60-1,116,839.48-520,357.92

Finding the Fourth Proportional to 744,559.60, 1,116,839.48 and 520,357.92

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Solution

The fourth proportional to 744,559.60, 1,116,839.48 and 520,357.92 is: 780,536.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,559.60 : 1,116,839.48 = 520,357.92 : x
  2. Step 2: Convert to fraction form
    744,559.60/1,116,839.48 = 520,357.92/x
  3. Step 3: Cross multiply
    744,559.60x = 1,116,839.48 × 520,357.92
  4. Step 4: Simplify right side
    744,559.60x = 581,156,268,786.68
  5. Step 5: Solve for x
    x = 581,156,268,786.68/744,559.60
  6. Step 6: Final answer
    x = 780,536.94

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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.