Home / 839,738.25-1,159,252.49-581,810.76

Finding the Fourth Proportional to 839,738.25, 1,159,252.49 and 581,810.76

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Solution

The fourth proportional to 839,738.25, 1,159,252.49 and 581,810.76 is: 803,185.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,738.25 : 1,159,252.49 = 581,810.76 : x
  2. Step 2: Convert to fraction form
    839,738.25/1,159,252.49 = 581,810.76/x
  3. Step 3: Cross multiply
    839,738.25x = 1,159,252.49 × 581,810.76
  4. Step 4: Simplify right side
    839,738.25x = 674,465,573,693.32
  5. Step 5: Solve for x
    x = 674,465,573,693.32/839,738.25
  6. Step 6: Final answer
    x = 803,185.49

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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.