Home / 706,051.20-1,056,657.60-425,769.60

Finding the Fourth Proportional to 706,051.20, 1,056,657.60 and 425,769.60

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Solution

The fourth proportional to 706,051.20, 1,056,657.60 and 425,769.60 is: 637,195.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,051.20 : 1,056,657.60 = 425,769.60 : x
  2. Step 2: Convert to fraction form
    706,051.20/1,056,657.60 = 425,769.60/x
  3. Step 3: Cross multiply
    706,051.20x = 1,056,657.60 × 425,769.60
  4. Step 4: Simplify right side
    706,051.20x = 449,892,683,688.96
  5. Step 5: Solve for x
    x = 449,892,683,688.96/706,051.20
  6. Step 6: Final answer
    x = 637,195.55

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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.