Home / 434,553.10-651,943.05-168,322.30

Finding the Fourth Proportional to 434,553.10, 651,943.05 and 168,322.30

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Solution

The fourth proportional to 434,553.10, 651,943.05 and 168,322.30 is: 252,527.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,553.10 : 651,943.05 = 168,322.30 : x
  2. Step 2: Convert to fraction form
    434,553.10/651,943.05 = 168,322.30/x
  3. Step 3: Cross multiply
    434,553.10x = 651,943.05 × 168,322.30
  4. Step 4: Simplify right side
    434,553.10x = 109,736,553,645.02
  5. Step 5: Solve for x
    x = 109,736,553,645.02/434,553.10
  6. Step 6: Final answer
    x = 252,527.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.