Home / 729,979.40-1,094,493.90-655,329.80

Finding the Fourth Proportional to 729,979.40, 1,094,493.90 and 655,329.80

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Solution

The fourth proportional to 729,979.40, 1,094,493.90 and 655,329.80 is: 982,568.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,979.40 : 1,094,493.90 = 655,329.80 : x
  2. Step 2: Convert to fraction form
    729,979.40/1,094,493.90 = 655,329.80/x
  3. Step 3: Cross multiply
    729,979.40x = 1,094,493.90 × 655,329.80
  4. Step 4: Simplify right side
    729,979.40x = 717,254,468,588.22
  5. Step 5: Solve for x
    x = 717,254,468,588.22/729,979.40
  6. Step 6: Final answer
    x = 982,568.10

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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.