Home / 455,455.96-683,600.61-230,971.34

Finding the Fourth Proportional to 455,455.96, 683,600.61 and 230,971.34

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Solution

The fourth proportional to 455,455.96, 683,600.61 and 230,971.34 is: 346,668.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,455.96 : 683,600.61 = 230,971.34 : x
  2. Step 2: Convert to fraction form
    455,455.96/683,600.61 = 230,971.34/x
  3. Step 3: Cross multiply
    455,455.96x = 683,600.61 × 230,971.34
  4. Step 4: Simplify right side
    455,455.96x = 157,892,148,916.52
  5. Step 5: Solve for x
    x = 157,892,148,916.52/455,455.96
  6. Step 6: Final answer
    x = 346,668.31

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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.