Home / 531,769.52-733,828.56-290,057.60

Finding the Fourth Proportional to 531,769.52, 733,828.56 and 290,057.60

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Solution

The fourth proportional to 531,769.52, 733,828.56 and 290,057.60 is: 400,272.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,769.52 : 733,828.56 = 290,057.60 : x
  2. Step 2: Convert to fraction form
    531,769.52/733,828.56 = 290,057.60/x
  3. Step 3: Cross multiply
    531,769.52x = 733,828.56 × 290,057.60
  4. Step 4: Simplify right side
    531,769.52x = 212,852,550,925.06
  5. Step 5: Solve for x
    x = 212,852,550,925.06/531,769.52
  6. Step 6: Final answer
    x = 400,272.19

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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.