Home / 366,629.20-549,943.80-307,580.20

Finding the Fourth Proportional to 366,629.20, 549,943.80 and 307,580.20

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Solution

The fourth proportional to 366,629.20, 549,943.80 and 307,580.20 is: 461,370.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,629.20 : 549,943.80 = 307,580.20 : x
  2. Step 2: Convert to fraction form
    366,629.20/549,943.80 = 307,580.20/x
  3. Step 3: Cross multiply
    366,629.20x = 549,943.80 × 307,580.20
  4. Step 4: Simplify right side
    366,629.20x = 169,151,823,992.76
  5. Step 5: Solve for x
    x = 169,151,823,992.76/366,629.20
  6. Step 6: Final answer
    x = 461,370.30

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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.