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Finding the Fourth Proportional to 886,793, 1,223,804.58 and 484,410.92

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Solution

The fourth proportional to 886,793, 1,223,804.58 and 484,410.92 is: 668,503.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,793 : 1,223,804.58 = 484,410.92 : x
  2. Step 2: Convert to fraction form
    886,793/1,223,804.58 = 484,410.92/x
  3. Step 3: Cross multiply
    886,793x = 1,223,804.58 × 484,410.92
  4. Step 4: Simplify right side
    886,793x = 592,824,302,498.01
  5. Step 5: Solve for x
    x = 592,824,302,498.01/886,793
  6. Step 6: Final answer
    x = 668,503.59

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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.