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Finding the Fourth Proportional to 351,504.02, 527,256.01 and 98,774.30

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Solution

The fourth proportional to 351,504.02, 527,256.01 and 98,774.30 is: 148,161.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,504.02 : 527,256.01 = 98,774.30 : x
  2. Step 2: Convert to fraction form
    351,504.02/527,256.01 = 98,774.30/x
  3. Step 3: Cross multiply
    351,504.02x = 527,256.01 × 98,774.30
  4. Step 4: Simplify right side
    351,504.02x = 52,079,343,308.54
  5. Step 5: Solve for x
    x = 52,079,343,308.54/351,504.02
  6. Step 6: Final answer
    x = 148,161.44

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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.