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Finding the Fourth Proportional to 449,339,795.70, 674,009,693.55 and 367,710,458.10

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Solution

The fourth proportional to 449,339,795.70, 674,009,693.55 and 367,710,458.10 is: 551,565,687.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,339,795.70 : 674,009,693.55 = 367,710,458.10 : x
  2. Step 2: Convert to fraction form
    449,339,795.70/674,009,693.55 = 367,710,458.10/x
  3. Step 3: Cross multiply
    449,339,795.70x = 674,009,693.55 × 367,710,458.10
  4. Step 4: Simplify right side
    449,339,795.70x = 247,840,413,179,111,104
  5. Step 5: Solve for x
    x = 247,840,413,179,111,104/449,339,795.70
  6. Step 6: Final answer
    x = 551,565,687.15

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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.