Home / 972,177.50-1,458,336.31-373,138.65

Finding the Fourth Proportional to 972,177.50, 1,458,336.31 and 373,138.65

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Solution

The fourth proportional to 972,177.50, 1,458,336.31 and 373,138.65 is: 559,734.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,177.50 : 1,458,336.31 = 373,138.65 : x
  2. Step 2: Convert to fraction form
    972,177.50/1,458,336.31 = 373,138.65/x
  3. Step 3: Cross multiply
    972,177.50x = 1,458,336.31 × 373,138.65
  4. Step 4: Simplify right side
    972,177.50x = 544,161,649,105.91
  5. Step 5: Solve for x
    x = 544,161,649,105.91/972,177.50
  6. Step 6: Final answer
    x = 559,734.87

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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.