Home / 787,559.07-1,181,583.75-282,124.38

Finding the Fourth Proportional to 787,559.07, 1,181,583.75 and 282,124.38

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Solution

The fourth proportional to 787,559.07, 1,181,583.75 and 282,124.38 is: 423,274.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,559.07 : 1,181,583.75 = 282,124.38 : x
  2. Step 2: Convert to fraction form
    787,559.07/1,181,583.75 = 282,124.38/x
  3. Step 3: Cross multiply
    787,559.07x = 1,181,583.75 × 282,124.38
  4. Step 4: Simplify right side
    787,559.07x = 333,353,582,886.83
  5. Step 5: Solve for x
    x = 333,353,582,886.83/787,559.07
  6. Step 6: Final answer
    x = 423,274.39

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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.