Home / 766,725.65-1,058,085.67-444,626.92

Finding the Fourth Proportional to 766,725.65, 1,058,085.67 and 444,626.92

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Solution

The fourth proportional to 766,725.65, 1,058,085.67 and 444,626.92 is: 613,587.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,725.65 : 1,058,085.67 = 444,626.92 : x
  2. Step 2: Convert to fraction form
    766,725.65/1,058,085.67 = 444,626.92/x
  3. Step 3: Cross multiply
    766,725.65x = 1,058,085.67 × 444,626.92
  4. Step 4: Simplify right side
    766,725.65x = 470,453,367,257.81
  5. Step 5: Solve for x
    x = 470,453,367,257.81/766,725.65
  6. Step 6: Final answer
    x = 613,587.62

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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.