Home / 735,247.40-1,102,871.10-668,762.60

Finding the Fourth Proportional to 735,247.40, 1,102,871.10 and 668,762.60

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Solution

The fourth proportional to 735,247.40, 1,102,871.10 and 668,762.60 is: 1,003,143.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,247.40 : 1,102,871.10 = 668,762.60 : x
  2. Step 2: Convert to fraction form
    735,247.40/1,102,871.10 = 668,762.60/x
  3. Step 3: Cross multiply
    735,247.40x = 1,102,871.10 × 668,762.60
  4. Step 4: Simplify right side
    735,247.40x = 737,558,944,300.86
  5. Step 5: Solve for x
    x = 737,558,944,300.86/735,247.40
  6. Step 6: Final answer
    x = 1,003,143.90

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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.