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Finding the Fourth Proportional to 252,059.34, 378,079.20 and 62,520.18

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Solution

The fourth proportional to 252,059.34, 378,079.20 and 62,520.18 is: 93,777.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,059.34 : 378,079.20 = 62,520.18 : x
  2. Step 2: Convert to fraction form
    252,059.34/378,079.20 = 62,520.18/x
  3. Step 3: Cross multiply
    252,059.34x = 378,079.20 × 62,520.18
  4. Step 4: Simplify right side
    252,059.34x = 23,637,579,638.26
  5. Step 5: Solve for x
    x = 23,637,579,638.26/252,059.34
  6. Step 6: Final answer
    x = 93,777.84

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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.