Home / 707,716.32-1,060,628.67-258,014.76

Finding the Fourth Proportional to 707,716.32, 1,060,628.67 and 258,014.76

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Solution

The fourth proportional to 707,716.32, 1,060,628.67 and 258,014.76 is: 386,677.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,716.32 : 1,060,628.67 = 258,014.76 : x
  2. Step 2: Convert to fraction form
    707,716.32/1,060,628.67 = 258,014.76/x
  3. Step 3: Cross multiply
    707,716.32x = 1,060,628.67 × 258,014.76
  4. Step 4: Simplify right side
    707,716.32x = 273,657,851,739.17
  5. Step 5: Solve for x
    x = 273,657,851,739.17/707,716.32
  6. Step 6: Final answer
    x = 386,677.32

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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.