Home / 541,376.48-746,927.79-314,978.24

Finding the Fourth Proportional to 541,376.48, 746,927.79 and 314,978.24

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Solution

The fourth proportional to 541,376.48, 746,927.79 and 314,978.24 is: 434,570.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,376.48 : 746,927.79 = 314,978.24 : x
  2. Step 2: Convert to fraction form
    541,376.48/746,927.79 = 314,978.24/x
  3. Step 3: Cross multiply
    541,376.48x = 746,927.79 × 314,978.24
  4. Step 4: Simplify right side
    541,376.48x = 235,266,000,701.29
  5. Step 5: Solve for x
    x = 235,266,000,701.29/541,376.48
  6. Step 6: Final answer
    x = 434,570.04

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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.