Home / 531,302.64-733,191.19-289,584.47

Finding the Fourth Proportional to 531,302.64, 733,191.19 and 289,584.47

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Solution

The fourth proportional to 531,302.64, 733,191.19 and 289,584.47 is: 399,623.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,302.64 : 733,191.19 = 289,584.47 : x
  2. Step 2: Convert to fraction form
    531,302.64/733,191.19 = 289,584.47/x
  3. Step 3: Cross multiply
    531,302.64x = 733,191.19 × 289,584.47
  4. Step 4: Simplify right side
    531,302.64x = 212,320,782,164.82
  5. Step 5: Solve for x
    x = 212,320,782,164.82/531,302.64
  6. Step 6: Final answer
    x = 399,623.05

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1.5x scale

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.