Home / 921,183.33-1,271,235.60-534,073.80

Finding the Fourth Proportional to 921,183.33, 1,271,235.60 and 534,073.80

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Solution

The fourth proportional to 921,183.33, 1,271,235.60 and 534,073.80 is: 737,023.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,183.33 : 1,271,235.60 = 534,073.80 : x
  2. Step 2: Convert to fraction form
    921,183.33/1,271,235.60 = 534,073.80/x
  3. Step 3: Cross multiply
    921,183.33x = 1,271,235.60 × 534,073.80
  4. Step 4: Simplify right side
    921,183.33x = 678,933,627,587.28
  5. Step 5: Solve for x
    x = 678,933,627,587.28/921,183.33
  6. Step 6: Final answer
    x = 737,023.35

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.