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Finding the Fourth Proportional to 536,210.51, 739,975.57 and 294,498

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Solution

The fourth proportional to 536,210.51, 739,975.57 and 294,498 is: 406,410.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,210.51 : 739,975.57 = 294,498 : x
  2. Step 2: Convert to fraction form
    536,210.51/739,975.57 = 294,498/x
  3. Step 3: Cross multiply
    536,210.51x = 739,975.57 × 294,498
  4. Step 4: Simplify right side
    536,210.51x = 217,921,324,677.62
  5. Step 5: Solve for x
    x = 217,921,324,677.62/536,210.51
  6. Step 6: Final answer
    x = 406,410.02

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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.