Home / 622,733.60-932,132.10-445,586.60

Finding the Fourth Proportional to 622,733.60, 932,132.10 and 445,586.60

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Solution

The fourth proportional to 622,733.60, 932,132.10 and 445,586.60 is: 666,971.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,733.60 : 932,132.10 = 445,586.60 : x
  2. Step 2: Convert to fraction form
    622,733.60/932,132.10 = 445,586.60/x
  3. Step 3: Cross multiply
    622,733.60x = 932,132.10 × 445,586.60
  4. Step 4: Simplify right side
    622,733.60x = 415,345,573,189.86
  5. Step 5: Solve for x
    x = 415,345,573,189.86/622,733.60
  6. Step 6: Final answer
    x = 666,971.52

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1.5x scale

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.