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Finding the Fourth Proportional to 595,740.40, 892,055.40 and 384,233.20

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Solution

The fourth proportional to 595,740.40, 892,055.40 and 384,233.20 is: 575,346.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,740.40 : 892,055.40 = 384,233.20 : x
  2. Step 2: Convert to fraction form
    595,740.40/892,055.40 = 384,233.20/x
  3. Step 3: Cross multiply
    595,740.40x = 892,055.40 × 384,233.20
  4. Step 4: Simplify right side
    595,740.40x = 342,757,300,919.28
  5. Step 5: Solve for x
    x = 342,757,300,919.28/595,740.40
  6. Step 6: Final answer
    x = 575,346.75

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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.