Home / 750,899.22-1,036,241.97-406,738.89

Finding the Fourth Proportional to 750,899.22, 1,036,241.97 and 406,738.89

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Solution

The fourth proportional to 750,899.22, 1,036,241.97 and 406,738.89 is: 561,300.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,899.22 : 1,036,241.97 = 406,738.89 : x
  2. Step 2: Convert to fraction form
    750,899.22/1,036,241.97 = 406,738.89/x
  3. Step 3: Cross multiply
    750,899.22x = 1,036,241.97 × 406,738.89
  4. Step 4: Simplify right side
    750,899.22x = 421,479,908,649.21
  5. Step 5: Solve for x
    x = 421,479,908,649.21/750,899.22
  6. Step 6: Final answer
    x = 561,300.24

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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.