Home / 985,731.32-1,478,598.60-237,777.32

Finding the Fourth Proportional to 985,731.32, 1,478,598.60 and 237,777.32

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Solution

The fourth proportional to 985,731.32, 1,478,598.60 and 237,777.32 is: 356,666.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,731.32 : 1,478,598.60 = 237,777.32 : x
  2. Step 2: Convert to fraction form
    985,731.32/1,478,598.60 = 237,777.32/x
  3. Step 3: Cross multiply
    985,731.32x = 1,478,598.60 × 237,777.32
  4. Step 4: Simplify right side
    985,731.32x = 351,577,212,463.75
  5. Step 5: Solve for x
    x = 351,577,212,463.75/985,731.32
  6. Step 6: Final answer
    x = 356,666.37

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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.