Home / 999,579.24-1,379,453.76-546,870.24

Finding the Fourth Proportional to 999,579.24, 1,379,453.76 and 546,870.24

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Solution

The fourth proportional to 999,579.24, 1,379,453.76 and 546,870.24 is: 754,699.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,579.24 : 1,379,453.76 = 546,870.24 : x
  2. Step 2: Convert to fraction form
    999,579.24/1,379,453.76 = 546,870.24/x
  3. Step 3: Cross multiply
    999,579.24x = 1,379,453.76 × 546,870.24
  4. Step 4: Simplify right side
    999,579.24x = 754,382,208,800.10
  5. Step 5: Solve for x
    x = 754,382,208,800.10/999,579.24
  6. Step 6: Final answer
    x = 754,699.76

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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.