Home / 999,475.39-1,379,308.67-546,766.39

Finding the Fourth Proportional to 999,475.39, 1,379,308.67 and 546,766.39

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Solution

The fourth proportional to 999,475.39, 1,379,308.67 and 546,766.39 is: 754,555.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,475.39 : 1,379,308.67 = 546,766.39 : x
  2. Step 2: Convert to fraction form
    999,475.39/1,379,308.67 = 546,766.39/x
  3. Step 3: Cross multiply
    999,475.39x = 1,379,308.67 × 546,766.39
  4. Step 4: Simplify right side
    999,475.39x = 754,159,622,191.60
  5. Step 5: Solve for x
    x = 754,159,622,191.60/999,475.39
  6. Step 6: Final answer
    x = 754,555.47

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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.