Home / 589,425.57-882,809.06-412,721.46

Finding the Fourth Proportional to 589,425.57, 882,809.06 and 412,721.46

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Solution

The fourth proportional to 589,425.57, 882,809.06 and 412,721.46 is: 618,151.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,425.57 : 882,809.06 = 412,721.46 : x
  2. Step 2: Convert to fraction form
    589,425.57/882,809.06 = 412,721.46/x
  3. Step 3: Cross multiply
    589,425.57x = 882,809.06 × 412,721.46
  4. Step 4: Simplify right side
    589,425.57x = 364,354,242,080.82
  5. Step 5: Solve for x
    x = 364,354,242,080.82/589,425.57
  6. Step 6: Final answer
    x = 618,151.40

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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.