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Finding the Fourth Proportional to 365,156.01, 503,828.93 and 212,103.29

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Solution

The fourth proportional to 365,156.01, 503,828.93 and 212,103.29 is: 292,652.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,156.01 : 503,828.93 = 212,103.29 : x
  2. Step 2: Convert to fraction form
    365,156.01/503,828.93 = 212,103.29/x
  3. Step 3: Cross multiply
    365,156.01x = 503,828.93 × 212,103.29
  4. Step 4: Simplify right side
    365,156.01x = 106,863,770,070.52
  5. Step 5: Solve for x
    x = 106,863,770,070.52/365,156.01
  6. Step 6: Final answer
    x = 292,652.37

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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.