Home / 744,052.57-1,026,787.49-404,520.82

Finding the Fourth Proportional to 744,052.57, 1,026,787.49 and 404,520.82

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Solution

The fourth proportional to 744,052.57, 1,026,787.49 and 404,520.82 is: 558,235.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,052.57 : 1,026,787.49 = 404,520.82 : x
  2. Step 2: Convert to fraction form
    744,052.57/1,026,787.49 = 404,520.82/x
  3. Step 3: Cross multiply
    744,052.57x = 1,026,787.49 × 404,520.82
  4. Step 4: Simplify right side
    744,052.57x = 415,356,914,347.92
  5. Step 5: Solve for x
    x = 415,356,914,347.92/744,052.57
  6. Step 6: Final answer
    x = 558,235.98

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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.