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Finding the Fourth Proportional to 537,009.30, 804,592.35 and 255,921.30

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Solution

The fourth proportional to 537,009.30, 804,592.35 and 255,921.30 is: 383,442.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,009.30 : 804,592.35 = 255,921.30 : x
  2. Step 2: Convert to fraction form
    537,009.30/804,592.35 = 255,921.30/x
  3. Step 3: Cross multiply
    537,009.30x = 804,592.35 × 255,921.30
  4. Step 4: Simplify right side
    537,009.30x = 205,912,320,182.06
  5. Step 5: Solve for x
    x = 205,912,320,182.06/537,009.30
  6. Step 6: Final answer
    x = 383,442.75

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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.