Home / 696,644.76-1,045,433.16-253,412.76

Finding the Fourth Proportional to 696,644.76, 1,045,433.16 and 253,412.76

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Solution

The fourth proportional to 696,644.76, 1,045,433.16 and 253,412.76 is: 380,288.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,644.76 : 1,045,433.16 = 253,412.76 : x
  2. Step 2: Convert to fraction form
    696,644.76/1,045,433.16 = 253,412.76/x
  3. Step 3: Cross multiply
    696,644.76x = 1,045,433.16 × 253,412.76
  4. Step 4: Simplify right side
    696,644.76x = 264,926,102,471.12
  5. Step 5: Solve for x
    x = 264,926,102,471.12/696,644.76
  6. Step 6: Final answer
    x = 380,288.66

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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.