Home / 541,386.81-811,623.39-341,266.07

Finding the Fourth Proportional to 541,386.81, 811,623.39 and 341,266.07

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Solution

The fourth proportional to 541,386.81, 811,623.39 and 341,266.07 is: 511,611.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,386.81 : 811,623.39 = 341,266.07 : x
  2. Step 2: Convert to fraction form
    541,386.81/811,623.39 = 341,266.07/x
  3. Step 3: Cross multiply
    541,386.81x = 811,623.39 × 341,266.07
  4. Step 4: Simplify right side
    541,386.81x = 276,979,520,567.26
  5. Step 5: Solve for x
    x = 276,979,520,567.26/541,386.81
  6. Step 6: Final answer
    x = 511,611.14

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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.