Home / 921,777.32-1,271,331.60-599,590.31

Finding the Fourth Proportional to 921,777.32, 1,271,331.60 and 599,590.31

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Solution

The fourth proportional to 921,777.32, 1,271,331.60 and 599,590.31 is: 826,965.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,777.32 : 1,271,331.60 = 599,590.31 : x
  2. Step 2: Convert to fraction form
    921,777.32/1,271,331.60 = 599,590.31/x
  3. Step 3: Cross multiply
    921,777.32x = 1,271,331.60 × 599,590.31
  4. Step 4: Simplify right side
    921,777.32x = 762,278,108,156.80
  5. Step 5: Solve for x
    x = 762,278,108,156.80/921,777.32
  6. Step 6: Final answer
    x = 826,965.57

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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.