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Finding the Fourth Proportional to 592,150.40, 886,913.40 and 487,174.40

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Solution

The fourth proportional to 592,150.40, 886,913.40 and 487,174.40 is: 729,682.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,150.40 : 886,913.40 = 487,174.40 : x
  2. Step 2: Convert to fraction form
    592,150.40/886,913.40 = 487,174.40/x
  3. Step 3: Cross multiply
    592,150.40x = 886,913.40 × 487,174.40
  4. Step 4: Simplify right side
    592,150.40x = 432,081,503,496.96
  5. Step 5: Solve for x
    x = 432,081,503,496.96/592,150.40
  6. Step 6: Final answer
    x = 729,682.03

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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.