Home / 706,905.60-1,060,358.40-629,491.20

Finding the Fourth Proportional to 706,905.60, 1,060,358.40 and 629,491.20

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Solution

The fourth proportional to 706,905.60, 1,060,358.40 and 629,491.20 is: 944,236.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,905.60 : 1,060,358.40 = 629,491.20 : x
  2. Step 2: Convert to fraction form
    706,905.60/1,060,358.40 = 629,491.20/x
  3. Step 3: Cross multiply
    706,905.60x = 1,060,358.40 × 629,491.20
  4. Step 4: Simplify right side
    706,905.60x = 667,486,281,646.08
  5. Step 5: Solve for x
    x = 667,486,281,646.08/706,905.60
  6. Step 6: Final answer
    x = 944,236.80

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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.