Home / 366,933.20-549,743.70-310,508.60

Finding the Fourth Proportional to 366,933.20, 549,743.70 and 310,508.60

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Solution

The fourth proportional to 366,933.20, 549,743.70 and 310,508.60 is: 465,207.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,933.20 : 549,743.70 = 310,508.60 : x
  2. Step 2: Convert to fraction form
    366,933.20/549,743.70 = 310,508.60/x
  3. Step 3: Cross multiply
    366,933.20x = 549,743.70 × 310,508.60
  4. Step 4: Simplify right side
    366,933.20x = 170,700,146,645.82
  5. Step 5: Solve for x
    x = 170,700,146,645.82/366,933.20
  6. Step 6: Final answer
    x = 465,207.69

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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.