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Finding the Fourth Proportional to 377,461.50, 520,900.52 and 207,699.27

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Solution

The fourth proportional to 377,461.50, 520,900.52 and 207,699.27 is: 286,627.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,461.50 : 520,900.52 = 207,699.27 : x
  2. Step 2: Convert to fraction form
    377,461.50/520,900.52 = 207,699.27/x
  3. Step 3: Cross multiply
    377,461.50x = 520,900.52 × 207,699.27
  4. Step 4: Simplify right side
    377,461.50x = 108,190,656,708.12
  5. Step 5: Solve for x
    x = 108,190,656,708.12/377,461.50
  6. Step 6: Final answer
    x = 286,627.00

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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.