Home / 790,352.31-1,184,573.76-384,936.91

Finding the Fourth Proportional to 790,352.31, 1,184,573.76 and 384,936.91

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Solution

The fourth proportional to 790,352.31, 1,184,573.76 and 384,936.91 is: 576,940.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,352.31 : 1,184,573.76 = 384,936.91 : x
  2. Step 2: Convert to fraction form
    790,352.31/1,184,573.76 = 384,936.91/x
  3. Step 3: Cross multiply
    790,352.31x = 1,184,573.76 × 384,936.91
  4. Step 4: Simplify right side
    790,352.31x = 455,986,162,841.48
  5. Step 5: Solve for x
    x = 455,986,162,841.48/790,352.31
  6. Step 6: Final answer
    x = 576,940.38

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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.