Home / 703,999.60-1,055,999.40-626,585.20

Finding the Fourth Proportional to 703,999.60, 1,055,999.40 and 626,585.20

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Solution

The fourth proportional to 703,999.60, 1,055,999.40 and 626,585.20 is: 939,877.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,999.60 : 1,055,999.40 = 626,585.20 : x
  2. Step 2: Convert to fraction form
    703,999.60/1,055,999.40 = 626,585.20/x
  3. Step 3: Cross multiply
    703,999.60x = 1,055,999.40 × 626,585.20
  4. Step 4: Simplify right side
    703,999.60x = 661,673,595,248.88
  5. Step 5: Solve for x
    x = 661,673,595,248.88/703,999.60
  6. Step 6: Final answer
    x = 939,877.80

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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.