Home / 531,758.73-733,835.81-290,041.32

Finding the Fourth Proportional to 531,758.73, 733,835.81 and 290,041.32

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Solution

The fourth proportional to 531,758.73, 733,835.81 and 290,041.32 is: 400,261.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,758.73 : 733,835.81 = 290,041.32 : x
  2. Step 2: Convert to fraction form
    531,758.73/733,835.81 = 290,041.32/x
  3. Step 3: Cross multiply
    531,758.73x = 733,835.81 × 290,041.32
  4. Step 4: Simplify right side
    531,758.73x = 212,842,706,995.67
  5. Step 5: Solve for x
    x = 212,842,706,995.67/531,758.73
  6. Step 6: Final answer
    x = 400,261.80

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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.