Home / 740,313.20-1,110,469.80-267,071.60

Finding the Fourth Proportional to 740,313.20, 1,110,469.80 and 267,071.60

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Solution

The fourth proportional to 740,313.20, 1,110,469.80 and 267,071.60 is: 400,607.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,313.20 : 1,110,469.80 = 267,071.60 : x
  2. Step 2: Convert to fraction form
    740,313.20/1,110,469.80 = 267,071.60/x
  3. Step 3: Cross multiply
    740,313.20x = 1,110,469.80 × 267,071.60
  4. Step 4: Simplify right side
    740,313.20x = 296,574,946,237.68
  5. Step 5: Solve for x
    x = 296,574,946,237.68/740,313.20
  6. Step 6: Final answer
    x = 400,607.40

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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.