Home / 531,758.98-733,836.16-290,041.57

Finding the Fourth Proportional to 531,758.98, 733,836.16 and 290,041.57

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Solution

The fourth proportional to 531,758.98, 733,836.16 and 290,041.57 is: 400,262.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,758.98 : 733,836.16 = 290,041.57 : x
  2. Step 2: Convert to fraction form
    531,758.98/733,836.16 = 290,041.57/x
  3. Step 3: Cross multiply
    531,758.98x = 733,836.16 × 290,041.57
  4. Step 4: Simplify right side
    531,758.98x = 212,842,990,518.96
  5. Step 5: Solve for x
    x = 212,842,990,518.96/531,758.98
  6. Step 6: Final answer
    x = 400,262.15

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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.