Home / 974,380.11-1,344,620.82-544,710.75

Finding the Fourth Proportional to 974,380.11, 1,344,620.82 and 544,710.75

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Solution

The fourth proportional to 974,380.11, 1,344,620.82 and 544,710.75 is: 751,687.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,380.11 : 1,344,620.82 = 544,710.75 : x
  2. Step 2: Convert to fraction form
    974,380.11/1,344,620.82 = 544,710.75/x
  3. Step 3: Cross multiply
    974,380.11x = 1,344,620.82 × 544,710.75
  4. Step 4: Simplify right side
    974,380.11x = 732,429,415,327.82
  5. Step 5: Solve for x
    x = 732,429,415,327.82/974,380.11
  6. Step 6: Final answer
    x = 751,687.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.