Home / 1,164,867.20-1,747,300.80-416,643.20

Finding the Fourth Proportional to 1,164,867.20, 1,747,300.80 and 416,643.20

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Solution

The fourth proportional to 1,164,867.20, 1,747,300.80 and 416,643.20 is: 624,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,867.20 : 1,747,300.80 = 416,643.20 : x
  2. Step 2: Convert to fraction form
    1,164,867.20/1,747,300.80 = 416,643.20/x
  3. Step 3: Cross multiply
    1,164,867.20x = 1,747,300.80 × 416,643.20
  4. Step 4: Simplify right side
    1,164,867.20x = 728,000,996,674.56
  5. Step 5: Solve for x
    x = 728,000,996,674.56/1,164,867.20
  6. Step 6: Final answer
    x = 624,964.80

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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.