Home / 937,105.20-1,405,641.40-368,545.34

Finding the Fourth Proportional to 937,105.20, 1,405,641.40 and 368,545.34

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Solution

The fourth proportional to 937,105.20, 1,405,641.40 and 368,545.34 is: 552,811.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,105.20 : 1,405,641.40 = 368,545.34 : x
  2. Step 2: Convert to fraction form
    937,105.20/1,405,641.40 = 368,545.34/x
  3. Step 3: Cross multiply
    937,105.20x = 1,405,641.40 × 368,545.34
  4. Step 4: Simplify right side
    937,105.20x = 518,042,590,273.82
  5. Step 5: Solve for x
    x = 518,042,590,273.82/937,105.20
  6. Step 6: Final answer
    x = 552,811.56

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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.