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Finding the Fourth Proportional to 357,527.04, 536,325.12 and 147,179.52

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Solution

The fourth proportional to 357,527.04, 536,325.12 and 147,179.52 is: 220,783.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,527.04 : 536,325.12 = 147,179.52 : x
  2. Step 2: Convert to fraction form
    357,527.04/536,325.12 = 147,179.52/x
  3. Step 3: Cross multiply
    357,527.04x = 536,325.12 × 147,179.52
  4. Step 4: Simplify right side
    357,527.04x = 78,936,073,725.54
  5. Step 5: Solve for x
    x = 78,936,073,725.54/357,527.04
  6. Step 6: Final answer
    x = 220,783.51

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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.