Home / 814,817.44-1,124,587.23-470,591.51

Finding the Fourth Proportional to 814,817.44, 1,124,587.23 and 470,591.51

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Solution

The fourth proportional to 814,817.44, 1,124,587.23 and 470,591.51 is: 649,496.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,817.44 : 1,124,587.23 = 470,591.51 : x
  2. Step 2: Convert to fraction form
    814,817.44/1,124,587.23 = 470,591.51/x
  3. Step 3: Cross multiply
    814,817.44x = 1,124,587.23 × 470,591.51
  4. Step 4: Simplify right side
    814,817.44x = 529,221,195,304.76
  5. Step 5: Solve for x
    x = 529,221,195,304.76/814,817.44
  6. Step 6: Final answer
    x = 649,496.65

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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.