Home / 999,480.58-1,379,315.82-546,771.58

Finding the Fourth Proportional to 999,480.58, 1,379,315.82 and 546,771.58

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Solution

The fourth proportional to 999,480.58, 1,379,315.82 and 546,771.58 is: 754,562.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,480.58 : 1,379,315.82 = 546,771.58 : x
  2. Step 2: Convert to fraction form
    999,480.58/1,379,315.82 = 546,771.58/x
  3. Step 3: Cross multiply
    999,480.58x = 1,379,315.82 × 546,771.58
  4. Step 4: Simplify right side
    999,480.58x = 754,170,688,822.50
  5. Step 5: Solve for x
    x = 754,170,688,822.50/999,480.58
  6. Step 6: Final answer
    x = 754,562.63

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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.