Home / 980,431.48-1,353,028.30-544,867.18

Finding the Fourth Proportional to 980,431.48, 1,353,028.30 and 544,867.18

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Solution

The fourth proportional to 980,431.48, 1,353,028.30 and 544,867.18 is: 751,934.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,431.48 : 1,353,028.30 = 544,867.18 : x
  2. Step 2: Convert to fraction form
    980,431.48/1,353,028.30 = 544,867.18/x
  3. Step 3: Cross multiply
    980,431.48x = 1,353,028.30 × 544,867.18
  4. Step 4: Simplify right side
    980,431.48x = 737,220,714,281.19
  5. Step 5: Solve for x
    x = 737,220,714,281.19/980,431.48
  6. Step 6: Final answer
    x = 751,934.97

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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.