Home / 589,719.70-883,672.35-439,254.10

Finding the Fourth Proportional to 589,719.70, 883,672.35 and 439,254.10

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Solution

The fourth proportional to 589,719.70, 883,672.35 and 439,254.10 is: 658,205.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,719.70 : 883,672.35 = 439,254.10 : x
  2. Step 2: Convert to fraction form
    589,719.70/883,672.35 = 439,254.10/x
  3. Step 3: Cross multiply
    589,719.70x = 883,672.35 × 439,254.10
  4. Step 4: Simplify right side
    589,719.70x = 388,156,702,794.14
  5. Step 5: Solve for x
    x = 388,156,702,794.14/589,719.70
  6. Step 6: Final answer
    x = 658,205.42

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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.