Home / 706,306.57-1,060,125.68-257,461.27

Finding the Fourth Proportional to 706,306.57, 1,060,125.68 and 257,461.27

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Solution

The fourth proportional to 706,306.57, 1,060,125.68 and 257,461.27 is: 386,434.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,306.57 : 1,060,125.68 = 257,461.27 : x
  2. Step 2: Convert to fraction form
    706,306.57/1,060,125.68 = 257,461.27/x
  3. Step 3: Cross multiply
    706,306.57x = 1,060,125.68 × 257,461.27
  4. Step 4: Simplify right side
    706,306.57x = 272,941,303,932.41
  5. Step 5: Solve for x
    x = 272,941,303,932.41/706,306.57
  6. Step 6: Final answer
    x = 386,434.61

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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.