Home / 611,941.33-844,237.22-353,770.77

Finding the Fourth Proportional to 611,941.33, 844,237.22 and 353,770.77

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Solution

The fourth proportional to 611,941.33, 844,237.22 and 353,770.77 is: 488,063.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,941.33 : 844,237.22 = 353,770.77 : x
  2. Step 2: Convert to fraction form
    611,941.33/844,237.22 = 353,770.77/x
  3. Step 3: Cross multiply
    611,941.33x = 844,237.22 × 353,770.77
  4. Step 4: Simplify right side
    611,941.33x = 298,666,452,779.10
  5. Step 5: Solve for x
    x = 298,666,452,779.10/611,941.33
  6. Step 6: Final answer
    x = 488,063.87

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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.