Home / 531,268.93-733,166.69-289,567.15

Finding the Fourth Proportional to 531,268.93, 733,166.69 and 289,567.15

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Solution

The fourth proportional to 531,268.93, 733,166.69 and 289,567.15 is: 399,611.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,268.93 : 733,166.69 = 289,567.15 : x
  2. Step 2: Convert to fraction form
    531,268.93/733,166.69 = 289,567.15/x
  3. Step 3: Cross multiply
    531,268.93x = 733,166.69 × 289,567.15
  4. Step 4: Simplify right side
    531,268.93x = 212,300,991,370.36
  5. Step 5: Solve for x
    x = 212,300,991,370.36/531,268.93
  6. Step 6: Final answer
    x = 399,611.16

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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.