Home / 784,725.01-1,177,079.28-519,671.41

Finding the Fourth Proportional to 784,725.01, 1,177,079.28 and 519,671.41

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Solution

The fourth proportional to 784,725.01, 1,177,079.28 and 519,671.41 is: 779,501.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,725.01 : 1,177,079.28 = 519,671.41 : x
  2. Step 2: Convert to fraction form
    784,725.01/1,177,079.28 = 519,671.41/x
  3. Step 3: Cross multiply
    784,725.01x = 1,177,079.28 × 519,671.41
  4. Step 4: Simplify right side
    784,725.01x = 611,694,449,119.39
  5. Step 5: Solve for x
    x = 611,694,449,119.39/784,725.01
  6. Step 6: Final answer
    x = 779,501.66

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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.