Home / 937,423.86-1,406,137.83-338,807.70

Finding the Fourth Proportional to 937,423.86, 1,406,137.83 and 338,807.70

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Solution

The fourth proportional to 937,423.86, 1,406,137.83 and 338,807.70 is: 508,212.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,423.86 : 1,406,137.83 = 338,807.70 : x
  2. Step 2: Convert to fraction form
    937,423.86/1,406,137.83 = 338,807.70/x
  3. Step 3: Cross multiply
    937,423.86x = 1,406,137.83 × 338,807.70
  4. Step 4: Simplify right side
    937,423.86x = 476,410,324,065.29
  5. Step 5: Solve for x
    x = 476,410,324,065.29/937,423.86
  6. Step 6: Final answer
    x = 508,212.29

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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.