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Finding the Fourth Proportional to 1,042,477, 1,438,608.54 and 589,768

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Solution

The fourth proportional to 1,042,477, 1,438,608.54 and 589,768 is: 813,874.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,477 : 1,438,608.54 = 589,768 : x
  2. Step 2: Convert to fraction form
    1,042,477/1,438,608.54 = 589,768/x
  3. Step 3: Cross multiply
    1,042,477x = 1,438,608.54 × 589,768
  4. Step 4: Simplify right side
    1,042,477x = 848,445,281,418.72
  5. Step 5: Solve for x
    x = 848,445,281,418.72/1,042,477
  6. Step 6: Final answer
    x = 813,874.34

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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.