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Finding the Fourth Proportional to 283,587.80, 424,506.90 and 164,906.60

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Solution

The fourth proportional to 283,587.80, 424,506.90 and 164,906.60 is: 246,851.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,587.80 : 424,506.90 = 164,906.60 : x
  2. Step 2: Convert to fraction form
    283,587.80/424,506.90 = 164,906.60/x
  3. Step 3: Cross multiply
    283,587.80x = 424,506.90 × 164,906.60
  4. Step 4: Simplify right side
    283,587.80x = 70,003,989,555.54
  5. Step 5: Solve for x
    x = 70,003,989,555.54/283,587.80
  6. Step 6: Final answer
    x = 246,851.20

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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.