Home / 701,817.60-1,052,726.40-628,334.40

Finding the Fourth Proportional to 701,817.60, 1,052,726.40 and 628,334.40

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Solution

The fourth proportional to 701,817.60, 1,052,726.40 and 628,334.40 is: 942,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,817.60 : 1,052,726.40 = 628,334.40 : x
  2. Step 2: Convert to fraction form
    701,817.60/1,052,726.40 = 628,334.40/x
  3. Step 3: Cross multiply
    701,817.60x = 1,052,726.40 × 628,334.40
  4. Step 4: Simplify right side
    701,817.60x = 661,464,210,908.16
  5. Step 5: Solve for x
    x = 661,464,210,908.16/701,817.60
  6. Step 6: Final answer
    x = 942,501.60

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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.