Home / 531,628.34-733,664.82-289,924.10

Finding the Fourth Proportional to 531,628.34, 733,664.82 and 289,924.10

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Solution

The fourth proportional to 531,628.34, 733,664.82 and 289,924.10 is: 400,104.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,628.34 : 733,664.82 = 289,924.10 : x
  2. Step 2: Convert to fraction form
    531,628.34/733,664.82 = 289,924.10/x
  3. Step 3: Cross multiply
    531,628.34x = 733,664.82 × 289,924.10
  4. Step 4: Simplify right side
    531,628.34x = 212,707,112,640.16
  5. Step 5: Solve for x
    x = 212,707,112,640.16/531,628.34
  6. Step 6: Final answer
    x = 400,104.92

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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.