Home / 921,787.32-1,271,345.40-599,600.34

Finding the Fourth Proportional to 921,787.32, 1,271,345.40 and 599,600.34

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Solution

The fourth proportional to 921,787.32, 1,271,345.40 and 599,600.34 is: 826,979.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,787.32 : 1,271,345.40 = 599,600.34 : x
  2. Step 2: Convert to fraction form
    921,787.32/1,271,345.40 = 599,600.34/x
  3. Step 3: Cross multiply
    921,787.32x = 1,271,345.40 × 599,600.34
  4. Step 4: Simplify right side
    921,787.32x = 762,299,134,097.44
  5. Step 5: Solve for x
    x = 762,299,134,097.44/921,787.32
  6. Step 6: Final answer
    x = 826,979.41

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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.