Home / 1,010,318.49-1,394,236.67-557,606.25

Finding the Fourth Proportional to 1,010,318.49, 1,394,236.67 and 557,606.25

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Solution

The fourth proportional to 1,010,318.49, 1,394,236.67 and 557,606.25 is: 769,495.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,318.49 : 1,394,236.67 = 557,606.25 : x
  2. Step 2: Convert to fraction form
    1,010,318.49/1,394,236.67 = 557,606.25/x
  3. Step 3: Cross multiply
    1,010,318.49x = 1,394,236.67 × 557,606.25
  4. Step 4: Simplify right side
    1,010,318.49x = 777,435,078,383.16
  5. Step 5: Solve for x
    x = 777,435,078,383.16/1,010,318.49
  6. Step 6: Final answer
    x = 769,495.05

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1.5x scale

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.