Home / 603,300.23-832,561.17-331,374.50

Finding the Fourth Proportional to 603,300.23, 832,561.17 and 331,374.50

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Solution

The fourth proportional to 603,300.23, 832,561.17 and 331,374.50 is: 457,300.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,300.23 : 832,561.17 = 331,374.50 : x
  2. Step 2: Convert to fraction form
    603,300.23/832,561.17 = 331,374.50/x
  3. Step 3: Cross multiply
    603,300.23x = 832,561.17 × 331,374.50
  4. Step 4: Simplify right side
    603,300.23x = 275,889,541,428.17
  5. Step 5: Solve for x
    x = 275,889,541,428.17/603,300.23
  6. Step 6: Final answer
    x = 457,300.57

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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.