Home / 971,336.22-1,456,110.09-655,902.78

Finding the Fourth Proportional to 971,336.22, 1,456,110.09 and 655,902.78

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Solution

The fourth proportional to 971,336.22, 1,456,110.09 and 655,902.78 is: 983,250.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,336.22 : 1,456,110.09 = 655,902.78 : x
  2. Step 2: Convert to fraction form
    971,336.22/1,456,110.09 = 655,902.78/x
  3. Step 3: Cross multiply
    971,336.22x = 1,456,110.09 × 655,902.78
  4. Step 4: Simplify right side
    971,336.22x = 955,066,656,017.05
  5. Step 5: Solve for x
    x = 955,066,656,017.05/971,336.22
  6. Step 6: Final answer
    x = 983,250.33

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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.