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Finding the Fourth Proportional to 373,130.08, 514,904.52 and 203,360.56

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Solution

The fourth proportional to 373,130.08, 514,904.52 and 203,360.56 is: 280,629.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,130.08 : 514,904.52 = 203,360.56 : x
  2. Step 2: Convert to fraction form
    373,130.08/514,904.52 = 203,360.56/x
  3. Step 3: Cross multiply
    373,130.08x = 514,904.52 × 203,360.56
  4. Step 4: Simplify right side
    373,130.08x = 104,711,271,533.73
  5. Step 5: Solve for x
    x = 104,711,271,533.73/373,130.08
  6. Step 6: Final answer
    x = 280,629.40

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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.