Home / 892,316.34-1,338,474.48-261,230.16

Finding the Fourth Proportional to 892,316.34, 1,338,474.48 and 261,230.16

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Solution

The fourth proportional to 892,316.34, 1,338,474.48 and 261,230.16 is: 391,845.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,316.34 : 1,338,474.48 = 261,230.16 : x
  2. Step 2: Convert to fraction form
    892,316.34/1,338,474.48 = 261,230.16/x
  3. Step 3: Cross multiply
    892,316.34x = 1,338,474.48 × 261,230.16
  4. Step 4: Simplify right side
    892,316.34x = 349,649,902,566.32
  5. Step 5: Solve for x
    x = 349,649,902,566.32/892,316.34
  6. Step 6: Final answer
    x = 391,845.23

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.