Home / 980,055.26-1,352,492.21-544,500.71

Finding the Fourth Proportional to 980,055.26, 1,352,492.21 and 544,500.71

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Solution

The fourth proportional to 980,055.26, 1,352,492.21 and 544,500.71 is: 751,419.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,055.26 : 1,352,492.21 = 544,500.71 : x
  2. Step 2: Convert to fraction form
    980,055.26/1,352,492.21 = 544,500.71/x
  3. Step 3: Cross multiply
    980,055.26x = 1,352,492.21 × 544,500.71
  4. Step 4: Simplify right side
    980,055.26x = 736,432,971,508.56
  5. Step 5: Solve for x
    x = 736,432,971,508.56/980,055.26
  6. Step 6: Final answer
    x = 751,419.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.