Home / 906,676.27-1,251,173.72-498,752.24

Finding the Fourth Proportional to 906,676.27, 1,251,173.72 and 498,752.24

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Solution

The fourth proportional to 906,676.27, 1,251,173.72 and 498,752.24 is: 688,256.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,676.27 : 1,251,173.72 = 498,752.24 : x
  2. Step 2: Convert to fraction form
    906,676.27/1,251,173.72 = 498,752.24/x
  3. Step 3: Cross multiply
    906,676.27x = 1,251,173.72 × 498,752.24
  4. Step 4: Simplify right side
    906,676.27x = 624,025,690,470.15
  5. Step 5: Solve for x
    x = 624,025,690,470.15/906,676.27
  6. Step 6: Final answer
    x = 688,256.34

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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.