Home / 935,818.67-1,403,728.25-261,999.22

Finding the Fourth Proportional to 935,818.67, 1,403,728.25 and 261,999.22

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Solution

The fourth proportional to 935,818.67, 1,403,728.25 and 261,999.22 is: 392,998.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,818.67 : 1,403,728.25 = 261,999.22 : x
  2. Step 2: Convert to fraction form
    935,818.67/1,403,728.25 = 261,999.22/x
  3. Step 3: Cross multiply
    935,818.67x = 1,403,728.25 × 261,999.22
  4. Step 4: Simplify right side
    935,818.67x = 367,775,701,772.65
  5. Step 5: Solve for x
    x = 367,775,701,772.65/935,818.67
  6. Step 6: Final answer
    x = 392,998.90

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Similar ratio
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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.