Home / 353,553.16-488,070.18-226,302.52

Finding the Fourth Proportional to 353,553.16, 488,070.18 and 226,302.52

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Solution

The fourth proportional to 353,553.16, 488,070.18 and 226,302.52 is: 312,404.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,553.16 : 488,070.18 = 226,302.52 : x
  2. Step 2: Convert to fraction form
    353,553.16/488,070.18 = 226,302.52/x
  3. Step 3: Cross multiply
    353,553.16x = 488,070.18 × 226,302.52
  4. Step 4: Simplify right side
    353,553.16x = 110,451,511,670.85
  5. Step 5: Solve for x
    x = 110,451,511,670.85/353,553.16
  6. Step 6: Final answer
    x = 312,404.26

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1.5x scale

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.