Home / 538,575.23-743,220.60-296,852.46

Finding the Fourth Proportional to 538,575.23, 743,220.60 and 296,852.46

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Solution

The fourth proportional to 538,575.23, 743,220.60 and 296,852.46 is: 409,649.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,575.23 : 743,220.60 = 296,852.46 : x
  2. Step 2: Convert to fraction form
    538,575.23/743,220.60 = 296,852.46/x
  3. Step 3: Cross multiply
    538,575.23x = 743,220.60 × 296,852.46
  4. Step 4: Simplify right side
    538,575.23x = 220,626,863,432.68
  5. Step 5: Solve for x
    x = 220,626,863,432.68/538,575.23
  6. Step 6: Final answer
    x = 409,649.11

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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.