Home / 757,294.56-1,045,069.92-417,762.72

Finding the Fourth Proportional to 757,294.56, 1,045,069.92 and 417,762.72

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Solution

The fourth proportional to 757,294.56, 1,045,069.92 and 417,762.72 is: 576,514.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,294.56 : 1,045,069.92 = 417,762.72 : x
  2. Step 2: Convert to fraction form
    757,294.56/1,045,069.92 = 417,762.72/x
  3. Step 3: Cross multiply
    757,294.56x = 1,045,069.92 × 417,762.72
  4. Step 4: Simplify right side
    757,294.56x = 436,591,252,369.38
  5. Step 5: Solve for x
    x = 436,591,252,369.38/757,294.56
  6. Step 6: Final answer
    x = 576,514.44

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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.