Home / 455,154.60-627,963.46-294,104.52

Finding the Fourth Proportional to 455,154.60, 627,963.46 and 294,104.52

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Solution

The fourth proportional to 455,154.60, 627,963.46 and 294,104.52 is: 405,767.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,154.60 : 627,963.46 = 294,104.52 : x
  2. Step 2: Convert to fraction form
    455,154.60/627,963.46 = 294,104.52/x
  3. Step 3: Cross multiply
    455,154.60x = 627,963.46 × 294,104.52
  4. Step 4: Simplify right side
    455,154.60x = 184,686,891,980.84
  5. Step 5: Solve for x
    x = 184,686,891,980.84/455,154.60
  6. Step 6: Final answer
    x = 405,767.39

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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.