Home / 745,935.90-1,116,279.45-682,950.30

Finding the Fourth Proportional to 745,935.90, 1,116,279.45 and 682,950.30

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Solution

The fourth proportional to 745,935.90, 1,116,279.45 and 682,950.30 is: 1,022,022.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,935.90 : 1,116,279.45 = 682,950.30 : x
  2. Step 2: Convert to fraction form
    745,935.90/1,116,279.45 = 682,950.30/x
  3. Step 3: Cross multiply
    745,935.90x = 1,116,279.45 × 682,950.30
  4. Step 4: Simplify right side
    745,935.90x = 762,363,385,261.34
  5. Step 5: Solve for x
    x = 762,363,385,261.34/745,935.90
  6. Step 6: Final answer
    x = 1,022,022.65

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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.