Home / 781,019.02-1,170,316.79-541,599.93

Finding the Fourth Proportional to 781,019.02, 1,170,316.79 and 541,599.93

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Solution

The fourth proportional to 781,019.02, 1,170,316.79 and 541,599.93 is: 811,559.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,019.02 : 1,170,316.79 = 541,599.93 : x
  2. Step 2: Convert to fraction form
    781,019.02/1,170,316.79 = 541,599.93/x
  3. Step 3: Cross multiply
    781,019.02x = 1,170,316.79 × 541,599.93
  4. Step 4: Simplify right side
    781,019.02x = 633,843,491,541.83
  5. Step 5: Solve for x
    x = 633,843,491,541.83/781,019.02
  6. Step 6: Final answer
    x = 811,559.61

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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.