Home / 701,422.80-1,052,825.40-346,837.20

Finding the Fourth Proportional to 701,422.80, 1,052,825.40 and 346,837.20

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Solution

The fourth proportional to 701,422.80, 1,052,825.40 and 346,837.20 is: 520,597.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,422.80 : 1,052,825.40 = 346,837.20 : x
  2. Step 2: Convert to fraction form
    701,422.80/1,052,825.40 = 346,837.20/x
  3. Step 3: Cross multiply
    701,422.80x = 1,052,825.40 × 346,837.20
  4. Step 4: Simplify right side
    701,422.80x = 365,159,013,824.88
  5. Step 5: Solve for x
    x = 365,159,013,824.88/701,422.80
  6. Step 6: Final answer
    x = 520,597.58

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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.