Home / 835,207.20-1,252,810.80-622,630.80

Finding the Fourth Proportional to 835,207.20, 1,252,810.80 and 622,630.80

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Solution

The fourth proportional to 835,207.20, 1,252,810.80 and 622,630.80 is: 933,946.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,207.20 : 1,252,810.80 = 622,630.80 : x
  2. Step 2: Convert to fraction form
    835,207.20/1,252,810.80 = 622,630.80/x
  3. Step 3: Cross multiply
    835,207.20x = 1,252,810.80 × 622,630.80
  4. Step 4: Simplify right side
    835,207.20x = 780,038,590,652.64
  5. Step 5: Solve for x
    x = 780,038,590,652.64/835,207.20
  6. Step 6: Final answer
    x = 933,946.20

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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.