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Finding the Fourth Proportional to 434,350.44, 651,525.84 and 118,783.44

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Solution

The fourth proportional to 434,350.44, 651,525.84 and 118,783.44 is: 178,175.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,350.44 : 651,525.84 = 118,783.44 : x
  2. Step 2: Convert to fraction form
    434,350.44/651,525.84 = 118,783.44/x
  3. Step 3: Cross multiply
    434,350.44x = 651,525.84 × 118,783.44
  4. Step 4: Simplify right side
    434,350.44x = 77,390,480,524.09
  5. Step 5: Solve for x
    x = 77,390,480,524.09/434,350.44
  6. Step 6: Final answer
    x = 178,175.21

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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.