Home / 531,743.58-733,814.89-290,026.17

Finding the Fourth Proportional to 531,743.58, 733,814.89 and 290,026.17

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Solution

The fourth proportional to 531,743.58, 733,814.89 and 290,026.17 is: 400,240.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,743.58 : 733,814.89 = 290,026.17 : x
  2. Step 2: Convert to fraction form
    531,743.58/733,814.89 = 290,026.17/x
  3. Step 3: Cross multiply
    531,743.58x = 733,814.89 × 290,026.17
  4. Step 4: Simplify right side
    531,743.58x = 212,825,521,310.61
  5. Step 5: Solve for x
    x = 212,825,521,310.61/531,743.58
  6. Step 6: Final answer
    x = 400,240.89

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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.