Home / 531,267.29-733,127.47-289,544.66

Finding the Fourth Proportional to 531,267.29, 733,127.47 and 289,544.66

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Solution

The fourth proportional to 531,267.29, 733,127.47 and 289,544.66 is: 399,559.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,267.29 : 733,127.47 = 289,544.66 : x
  2. Step 2: Convert to fraction form
    531,267.29/733,127.47 = 289,544.66/x
  3. Step 3: Cross multiply
    531,267.29x = 733,127.47 × 289,544.66
  4. Step 4: Simplify right side
    531,267.29x = 212,273,139,648.31
  5. Step 5: Solve for x
    x = 212,273,139,648.31/531,267.29
  6. Step 6: Final answer
    x = 399,559.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.