Home / 537,536.72-805,359.22-505,535.45

Finding the Fourth Proportional to 537,536.72, 805,359.22 and 505,535.45

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Solution

The fourth proportional to 537,536.72, 805,359.22 and 505,535.45 is: 757,413.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,536.72 : 805,359.22 = 505,535.45 : x
  2. Step 2: Convert to fraction form
    537,536.72/805,359.22 = 505,535.45/x
  3. Step 3: Cross multiply
    537,536.72x = 805,359.22 × 505,535.45
  4. Step 4: Simplify right side
    537,536.72x = 407,137,635,694.35
  5. Step 5: Solve for x
    x = 407,137,635,694.35/537,536.72
  6. Step 6: Final answer
    x = 757,413.63

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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.