Home / 537,933.40-807,677.70-405,741.40

Finding the Fourth Proportional to 537,933.40, 807,677.70 and 405,741.40

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Solution

The fourth proportional to 537,933.40, 807,677.70 and 405,741.40 is: 609,198.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,933.40 : 807,677.70 = 405,741.40 : x
  2. Step 2: Convert to fraction form
    537,933.40/807,677.70 = 405,741.40/x
  3. Step 3: Cross multiply
    537,933.40x = 807,677.70 × 405,741.40
  4. Step 4: Simplify right side
    537,933.40x = 327,708,280,746.78
  5. Step 5: Solve for x
    x = 327,708,280,746.78/537,933.40
  6. Step 6: Final answer
    x = 609,198.61

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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.