Home / 740,234.60-1,110,351.90-661,502.60

Finding the Fourth Proportional to 740,234.60, 1,110,351.90 and 661,502.60

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Solution

The fourth proportional to 740,234.60, 1,110,351.90 and 661,502.60 is: 992,253.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,234.60 : 1,110,351.90 = 661,502.60 : x
  2. Step 2: Convert to fraction form
    740,234.60/1,110,351.90 = 661,502.60/x
  3. Step 3: Cross multiply
    740,234.60x = 1,110,351.90 × 661,502.60
  4. Step 4: Simplify right side
    740,234.60x = 734,500,668,764.94
  5. Step 5: Solve for x
    x = 734,500,668,764.94/740,234.60
  6. Step 6: Final answer
    x = 992,253.90

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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.