Home / 695,224.40-1,043,614.20-649,540.40

Finding the Fourth Proportional to 695,224.40, 1,043,614.20 and 649,540.40

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Solution

The fourth proportional to 695,224.40, 1,043,614.20 and 649,540.40 is: 975,037.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,224.40 : 1,043,614.20 = 649,540.40 : x
  2. Step 2: Convert to fraction form
    695,224.40/1,043,614.20 = 649,540.40/x
  3. Step 3: Cross multiply
    695,224.40x = 1,043,614.20 × 649,540.40
  4. Step 4: Simplify right side
    695,224.40x = 677,869,584,913.68
  5. Step 5: Solve for x
    x = 677,869,584,913.68/695,224.40
  6. Step 6: Final answer
    x = 975,037.10

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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.