Home / 893,278.20-1,339,343.18-589,320.72

Finding the Fourth Proportional to 893,278.20, 1,339,343.18 and 589,320.72

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Solution

The fourth proportional to 893,278.20, 1,339,343.18 and 589,320.72 is: 883,602.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,278.20 : 1,339,343.18 = 589,320.72 : x
  2. Step 2: Convert to fraction form
    893,278.20/1,339,343.18 = 589,320.72/x
  3. Step 3: Cross multiply
    893,278.20x = 1,339,343.18 × 589,320.72
  4. Step 4: Simplify right side
    893,278.20x = 789,302,687,164.69
  5. Step 5: Solve for x
    x = 789,302,687,164.69/893,278.20
  6. Step 6: Final answer
    x = 883,602.32

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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.