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Finding the Fourth Proportional to 504,032.20, 755,270.70 and 437,158.60

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Solution

The fourth proportional to 504,032.20, 755,270.70 and 437,158.60 is: 655,063.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,032.20 : 755,270.70 = 437,158.60 : x
  2. Step 2: Convert to fraction form
    504,032.20/755,270.70 = 437,158.60/x
  3. Step 3: Cross multiply
    504,032.20x = 755,270.70 × 437,158.60
  4. Step 4: Simplify right side
    504,032.20x = 330,173,081,833.02
  5. Step 5: Solve for x
    x = 330,173,081,833.02/504,032.20
  6. Step 6: Final answer
    x = 655,063.47

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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.