Home / 741,170.70-1,022,046.39-634,095.18

Finding the Fourth Proportional to 741,170.70, 1,022,046.39 and 634,095.18

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Solution

The fourth proportional to 741,170.70, 1,022,046.39 and 634,095.18 is: 874,393.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,170.70 : 1,022,046.39 = 634,095.18 : x
  2. Step 2: Convert to fraction form
    741,170.70/1,022,046.39 = 634,095.18/x
  3. Step 3: Cross multiply
    741,170.70x = 1,022,046.39 × 634,095.18
  4. Step 4: Simplify right side
    741,170.70x = 648,074,689,635.40
  5. Step 5: Solve for x
    x = 648,074,689,635.40/741,170.70
  6. Step 6: Final answer
    x = 874,393.29

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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.