Home / 706,228.20-1,059,342.30-506,125.80

Finding the Fourth Proportional to 706,228.20, 1,059,342.30 and 506,125.80

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Solution

The fourth proportional to 706,228.20, 1,059,342.30 and 506,125.80 is: 759,188.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,228.20 : 1,059,342.30 = 506,125.80 : x
  2. Step 2: Convert to fraction form
    706,228.20/1,059,342.30 = 506,125.80/x
  3. Step 3: Cross multiply
    706,228.20x = 1,059,342.30 × 506,125.80
  4. Step 4: Simplify right side
    706,228.20x = 536,160,469,061.34
  5. Step 5: Solve for x
    x = 536,160,469,061.34/706,228.20
  6. Step 6: Final answer
    x = 759,188.70

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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.