Home / 612,731.32-918,975.28-582,350.92

Finding the Fourth Proportional to 612,731.32, 918,975.28 and 582,350.92

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Solution

The fourth proportional to 612,731.32, 918,975.28 and 582,350.92 is: 873,410.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,731.32 : 918,975.28 = 582,350.92 : x
  2. Step 2: Convert to fraction form
    612,731.32/918,975.28 = 582,350.92/x
  3. Step 3: Cross multiply
    612,731.32x = 918,975.28 × 582,350.92
  4. Step 4: Simplify right side
    612,731.32x = 535,166,099,765.26
  5. Step 5: Solve for x
    x = 535,166,099,765.26/612,731.32
  6. Step 6: Final answer
    x = 873,410.71

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1.5x scale

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.