Home / 703,338.40-1,054,885.20-197,779.32

Finding the Fourth Proportional to 703,338.40, 1,054,885.20 and 197,779.32

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Solution

The fourth proportional to 703,338.40, 1,054,885.20 and 197,779.32 is: 296,634.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,338.40 : 1,054,885.20 = 197,779.32 : x
  2. Step 2: Convert to fraction form
    703,338.40/1,054,885.20 = 197,779.32/x
  3. Step 3: Cross multiply
    703,338.40x = 1,054,885.20 × 197,779.32
  4. Step 4: Simplify right side
    703,338.40x = 208,634,477,534.06
  5. Step 5: Solve for x
    x = 208,634,477,534.06/703,338.40
  6. Step 6: Final answer
    x = 296,634.56

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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.