Home / 892,084.51-1,230,146.06-529,438.31

Finding the Fourth Proportional to 892,084.51, 1,230,146.06 and 529,438.31

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Solution

The fourth proportional to 892,084.51, 1,230,146.06 and 529,438.31 is: 730,072.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,084.51 : 1,230,146.06 = 529,438.31 : x
  2. Step 2: Convert to fraction form
    892,084.51/1,230,146.06 = 529,438.31/x
  3. Step 3: Cross multiply
    892,084.51x = 1,230,146.06 × 529,438.31
  4. Step 4: Simplify right side
    892,084.51x = 651,286,446,232.42
  5. Step 5: Solve for x
    x = 651,286,446,232.42/892,084.51
  6. Step 6: Final answer
    x = 730,072.59

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Double scale
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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.