Home / 731,740.88-1,097,741.88-258,700.88

Finding the Fourth Proportional to 731,740.88, 1,097,741.88 and 258,700.88

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Solution

The fourth proportional to 731,740.88, 1,097,741.88 and 258,700.88 is: 388,097.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,740.88 : 1,097,741.88 = 258,700.88 : x
  2. Step 2: Convert to fraction form
    731,740.88/1,097,741.88 = 258,700.88/x
  3. Step 3: Cross multiply
    731,740.88x = 1,097,741.88 × 258,700.88
  4. Step 4: Simplify right side
    731,740.88x = 283,986,790,368.85
  5. Step 5: Solve for x
    x = 283,986,790,368.85/731,740.88
  6. Step 6: Final answer
    x = 388,097.48

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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.