Home / 980,146.80-1,352,607.99-544,564.74

Finding the Fourth Proportional to 980,146.80, 1,352,607.99 and 544,564.74

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Solution

The fourth proportional to 980,146.80, 1,352,607.99 and 544,564.74 is: 751,502.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,146.80 : 1,352,607.99 = 544,564.74 : x
  2. Step 2: Convert to fraction form
    980,146.80/1,352,607.99 = 544,564.74/x
  3. Step 3: Cross multiply
    980,146.80x = 1,352,607.99 × 544,564.74
  4. Step 4: Simplify right side
    980,146.80x = 736,582,618,396.27
  5. Step 5: Solve for x
    x = 736,582,618,396.27/980,146.80
  6. Step 6: Final answer
    x = 751,502.34

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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.