Home / 784,967.60-1,177,451.40-559,852.40

Finding the Fourth Proportional to 784,967.60, 1,177,451.40 and 559,852.40

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Solution

The fourth proportional to 784,967.60, 1,177,451.40 and 559,852.40 is: 839,778.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,967.60 : 1,177,451.40 = 559,852.40 : x
  2. Step 2: Convert to fraction form
    784,967.60/1,177,451.40 = 559,852.40/x
  3. Step 3: Cross multiply
    784,967.60x = 1,177,451.40 × 559,852.40
  4. Step 4: Simplify right side
    784,967.60x = 659,198,992,173.36
  5. Step 5: Solve for x
    x = 659,198,992,173.36/784,967.60
  6. Step 6: Final answer
    x = 839,778.60

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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.