Home / 706,927.20-1,060,390.80-655,605.60

Finding the Fourth Proportional to 706,927.20, 1,060,390.80 and 655,605.60

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Solution

The fourth proportional to 706,927.20, 1,060,390.80 and 655,605.60 is: 983,408.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,927.20 : 1,060,390.80 = 655,605.60 : x
  2. Step 2: Convert to fraction form
    706,927.20/1,060,390.80 = 655,605.60/x
  3. Step 3: Cross multiply
    706,927.20x = 1,060,390.80 × 655,605.60
  4. Step 4: Simplify right side
    706,927.20x = 695,198,146,668.48
  5. Step 5: Solve for x
    x = 695,198,146,668.48/706,927.20
  6. Step 6: Final answer
    x = 983,408.40

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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.