Home / 725,092.40-1,087,811.40-370,161.20

Finding the Fourth Proportional to 725,092.40, 1,087,811.40 and 370,161.20

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Solution

The fourth proportional to 725,092.40, 1,087,811.40 and 370,161.20 is: 555,330.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,092.40 : 1,087,811.40 = 370,161.20 : x
  2. Step 2: Convert to fraction form
    725,092.40/1,087,811.40 = 370,161.20/x
  3. Step 3: Cross multiply
    725,092.40x = 1,087,811.40 × 370,161.20
  4. Step 4: Simplify right side
    725,092.40x = 402,665,573,197.68
  5. Step 5: Solve for x
    x = 402,665,573,197.68/725,092.40
  6. Step 6: Final answer
    x = 555,330.01

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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.