Home / 455,153.60-627,962.08-294,103.52

Finding the Fourth Proportional to 455,153.60, 627,962.08 and 294,103.52

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Solution

The fourth proportional to 455,153.60, 627,962.08 and 294,103.52 is: 405,766.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,153.60 : 627,962.08 = 294,103.52 : x
  2. Step 2: Convert to fraction form
    455,153.60/627,962.08 = 294,103.52/x
  3. Step 3: Cross multiply
    455,153.60x = 627,962.08 × 294,103.52
  4. Step 4: Simplify right side
    455,153.60x = 184,685,858,154.52
  5. Step 5: Solve for x
    x = 184,685,858,154.52/455,153.60
  6. Step 6: Final answer
    x = 405,766.01

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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.