Home / 531,217.96-733,059.39-289,495.35

Finding the Fourth Proportional to 531,217.96, 733,059.39 and 289,495.35

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Solution

The fourth proportional to 531,217.96, 733,059.39 and 289,495.35 is: 399,491.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,217.96 : 733,059.39 = 289,495.35 : x
  2. Step 2: Convert to fraction form
    531,217.96/733,059.39 = 289,495.35/x
  3. Step 3: Cross multiply
    531,217.96x = 733,059.39 × 289,495.35
  4. Step 4: Simplify right side
    531,217.96x = 212,217,284,678.84
  5. Step 5: Solve for x
    x = 212,217,284,678.84/531,217.96
  6. Step 6: Final answer
    x = 399,491.92

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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.