Home / 438,254.28-604,819.44-247,197.96

Finding the Fourth Proportional to 438,254.28, 604,819.44 and 247,197.96

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Solution

The fourth proportional to 438,254.28, 604,819.44 and 247,197.96 is: 341,149.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,254.28 : 604,819.44 = 247,197.96 : x
  2. Step 2: Convert to fraction form
    438,254.28/604,819.44 = 247,197.96/x
  3. Step 3: Cross multiply
    438,254.28x = 604,819.44 × 247,197.96
  4. Step 4: Simplify right side
    438,254.28x = 149,510,131,736.34
  5. Step 5: Solve for x
    x = 149,510,131,736.34/438,254.28
  6. Step 6: Final answer
    x = 341,149.28

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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.