Home / 790,274.50-1,090,596.09-432,578.50

Finding the Fourth Proportional to 790,274.50, 1,090,596.09 and 432,578.50

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Solution

The fourth proportional to 790,274.50, 1,090,596.09 and 432,578.50 is: 596,967.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,274.50 : 1,090,596.09 = 432,578.50 : x
  2. Step 2: Convert to fraction form
    790,274.50/1,090,596.09 = 432,578.50/x
  3. Step 3: Cross multiply
    790,274.50x = 1,090,596.09 × 432,578.50
  4. Step 4: Simplify right side
    790,274.50x = 471,768,420,718.07
  5. Step 5: Solve for x
    x = 471,768,420,718.07/790,274.50
  6. Step 6: Final answer
    x = 596,967.79

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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.