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Finding the Fourth Proportional to 595,437.89, 821,834.20 and 366,192.39

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Solution

The fourth proportional to 595,437.89, 821,834.20 and 366,192.39 is: 505,425.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,437.89 : 821,834.20 = 366,192.39 : x
  2. Step 2: Convert to fraction form
    595,437.89/821,834.20 = 366,192.39/x
  3. Step 3: Cross multiply
    595,437.89x = 821,834.20 × 366,192.39
  4. Step 4: Simplify right side
    595,437.89x = 300,949,433,421.36
  5. Step 5: Solve for x
    x = 300,949,433,421.36/595,437.89
  6. Step 6: Final answer
    x = 505,425.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.