Home / 462,015.01-691,336.47-272,566.13

Finding the Fourth Proportional to 462,015.01, 691,336.47 and 272,566.13

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Solution

The fourth proportional to 462,015.01, 691,336.47 and 272,566.13 is: 407,854.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,015.01 : 691,336.47 = 272,566.13 : x
  2. Step 2: Convert to fraction form
    462,015.01/691,336.47 = 272,566.13/x
  3. Step 3: Cross multiply
    462,015.01x = 691,336.47 × 272,566.13
  4. Step 4: Simplify right side
    462,015.01x = 188,434,906,076.79
  5. Step 5: Solve for x
    x = 188,434,906,076.79/462,015.01
  6. Step 6: Final answer
    x = 407,854.52

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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.