Home / 808,235.04-1,115,145.60-459,370.56

Finding the Fourth Proportional to 808,235.04, 1,115,145.60 and 459,370.56

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Solution

The fourth proportional to 808,235.04, 1,115,145.60 and 459,370.56 is: 633,807.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,235.04 : 1,115,145.60 = 459,370.56 : x
  2. Step 2: Convert to fraction form
    808,235.04/1,115,145.60 = 459,370.56/x
  3. Step 3: Cross multiply
    808,235.04x = 1,115,145.60 × 459,370.56
  4. Step 4: Simplify right side
    808,235.04x = 512,265,058,753.54
  5. Step 5: Solve for x
    x = 512,265,058,753.54/808,235.04
  6. Step 6: Final answer
    x = 633,807.04

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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.