Home / 999,509.94-1,379,356.20-546,800.94

Finding the Fourth Proportional to 999,509.94, 1,379,356.20 and 546,800.94

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Solution

The fourth proportional to 999,509.94, 1,379,356.20 and 546,800.94 is: 754,603.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,509.94 : 1,379,356.20 = 546,800.94 : x
  2. Step 2: Convert to fraction form
    999,509.94/1,379,356.20 = 546,800.94/x
  3. Step 3: Cross multiply
    999,509.94x = 1,379,356.20 × 546,800.94
  4. Step 4: Simplify right side
    999,509.94x = 754,233,266,754.83
  5. Step 5: Solve for x
    x = 754,233,266,754.83/999,509.94
  6. Step 6: Final answer
    x = 754,603.07

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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.