Home / 455,584.03-683,394.77-156,270.40

Finding the Fourth Proportional to 455,584.03, 683,394.77 and 156,270.40

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Solution

The fourth proportional to 455,584.03, 683,394.77 and 156,270.40 is: 234,412.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,584.03 : 683,394.77 = 156,270.40 : x
  2. Step 2: Convert to fraction form
    455,584.03/683,394.77 = 156,270.40/x
  3. Step 3: Cross multiply
    455,584.03x = 683,394.77 × 156,270.40
  4. Step 4: Simplify right side
    455,584.03x = 106,794,372,748.00
  5. Step 5: Solve for x
    x = 106,794,372,748.00/455,584.03
  6. Step 6: Final answer
    x = 234,412.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.