Home / 707,991.20-1,060,237.20-470,045.60

Finding the Fourth Proportional to 707,991.20, 1,060,237.20 and 470,045.60

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Solution

The fourth proportional to 707,991.20, 1,060,237.20 and 470,045.60 is: 703,906.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,991.20 : 1,060,237.20 = 470,045.60 : x
  2. Step 2: Convert to fraction form
    707,991.20/1,060,237.20 = 470,045.60/x
  3. Step 3: Cross multiply
    707,991.20x = 1,060,237.20 × 470,045.60
  4. Step 4: Simplify right side
    707,991.20x = 498,359,830,816.32
  5. Step 5: Solve for x
    x = 498,359,830,816.32/707,991.20
  6. Step 6: Final answer
    x = 703,906.82

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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.