Home / 725,770.74-1,001,597.80-403,486.22

Finding the Fourth Proportional to 725,770.74, 1,001,597.80 and 403,486.22

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Solution

The fourth proportional to 725,770.74, 1,001,597.80 and 403,486.22 is: 556,829.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,770.74 : 1,001,597.80 = 403,486.22 : x
  2. Step 2: Convert to fraction form
    725,770.74/1,001,597.80 = 403,486.22/x
  3. Step 3: Cross multiply
    725,770.74x = 1,001,597.80 × 403,486.22
  4. Step 4: Simplify right side
    725,770.74x = 404,130,910,282.32
  5. Step 5: Solve for x
    x = 404,130,910,282.32/725,770.74
  6. Step 6: Final answer
    x = 556,829.99

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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.