Home / 937,256.47-1,405,594.11-338,139.77

Finding the Fourth Proportional to 937,256.47, 1,405,594.11 and 338,139.77

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Solution

The fourth proportional to 937,256.47, 1,405,594.11 and 338,139.77 is: 507,104.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,256.47 : 1,405,594.11 = 338,139.77 : x
  2. Step 2: Convert to fraction form
    937,256.47/1,405,594.11 = 338,139.77/x
  3. Step 3: Cross multiply
    937,256.47x = 1,405,594.11 × 338,139.77
  4. Step 4: Simplify right side
    937,256.47x = 475,287,263,308.81
  5. Step 5: Solve for x
    x = 475,287,263,308.81/937,256.47
  6. Step 6: Final answer
    x = 507,104.81

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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.