Home / 744,052.38-1,026,787.23-404,520.63

Finding the Fourth Proportional to 744,052.38, 1,026,787.23 and 404,520.63

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Solution

The fourth proportional to 744,052.38, 1,026,787.23 and 404,520.63 is: 558,235.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,052.38 : 1,026,787.23 = 404,520.63 : x
  2. Step 2: Convert to fraction form
    744,052.38/1,026,787.23 = 404,520.63/x
  3. Step 3: Cross multiply
    744,052.38x = 1,026,787.23 × 404,520.63
  4. Step 4: Simplify right side
    744,052.38x = 415,356,617,155.56
  5. Step 5: Solve for x
    x = 415,356,617,155.56/744,052.38
  6. Step 6: Final answer
    x = 558,235.72

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Double scale
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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.