Home / 937,200.63-1,405,818.23-338,206.71

Finding the Fourth Proportional to 937,200.63, 1,405,818.23 and 338,206.71

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Solution

The fourth proportional to 937,200.63, 1,405,818.23 and 338,206.71 is: 507,316.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,200.63 : 1,405,818.23 = 338,206.71 : x
  2. Step 2: Convert to fraction form
    937,200.63/1,405,818.23 = 338,206.71/x
  3. Step 3: Cross multiply
    937,200.63x = 1,405,818.23 × 338,206.71
  4. Step 4: Simplify right side
    937,200.63x = 475,457,156,735.29
  5. Step 5: Solve for x
    x = 475,457,156,735.29/937,200.63
  6. Step 6: Final answer
    x = 507,316.30

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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.