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Finding the Fourth Proportional to 536,259.42, 804,492.81 and 203,809.50

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Solution

The fourth proportional to 536,259.42, 804,492.81 and 203,809.50 is: 305,753.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,259.42 : 804,492.81 = 203,809.50 : x
  2. Step 2: Convert to fraction form
    536,259.42/804,492.81 = 203,809.50/x
  3. Step 3: Cross multiply
    536,259.42x = 804,492.81 × 203,809.50
  4. Step 4: Simplify right side
    536,259.42x = 163,963,277,359.70
  5. Step 5: Solve for x
    x = 163,963,277,359.70/536,259.42
  6. Step 6: Final answer
    x = 305,753.65

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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.