Home / 921,776.32-1,271,330.22-599,589.31

Finding the Fourth Proportional to 921,776.32, 1,271,330.22 and 599,589.31

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Solution

The fourth proportional to 921,776.32, 1,271,330.22 and 599,589.31 is: 826,964.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,776.32 : 1,271,330.22 = 599,589.31 : x
  2. Step 2: Convert to fraction form
    921,776.32/1,271,330.22 = 599,589.31/x
  3. Step 3: Cross multiply
    921,776.32x = 1,271,330.22 × 599,589.31
  4. Step 4: Simplify right side
    921,776.32x = 762,276,009,391.95
  5. Step 5: Solve for x
    x = 762,276,009,391.95/921,776.32
  6. Step 6: Final answer
    x = 826,964.19

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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.