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Finding the Fourth Proportional to 294,783,132.80, 441,502,852.80 and 173,850,780.80

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Solution

The fourth proportional to 294,783,132.80, 441,502,852.80 and 173,850,780.80 is: 260,379,944.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,783,132.80 : 441,502,852.80 = 173,850,780.80 : x
  2. Step 2: Convert to fraction form
    294,783,132.80/441,502,852.80 = 173,850,780.80/x
  3. Step 3: Cross multiply
    294,783,132.80x = 441,502,852.80 × 173,850,780.80
  4. Step 4: Simplify right side
    294,783,132.80x = 76,755,615,684,707,472
  5. Step 5: Solve for x
    x = 76,755,615,684,707,472/294,783,132.80
  6. Step 6: Final answer
    x = 260,379,944.25

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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.