Home / 427,968.12-590,614.68-236,981.64

Finding the Fourth Proportional to 427,968.12, 590,614.68 and 236,981.64

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Solution

The fourth proportional to 427,968.12, 590,614.68 and 236,981.64 is: 327,045.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,968.12 : 590,614.68 = 236,981.64 : x
  2. Step 2: Convert to fraction form
    427,968.12/590,614.68 = 236,981.64/x
  3. Step 3: Cross multiply
    427,968.12x = 590,614.68 × 236,981.64
  4. Step 4: Simplify right side
    427,968.12x = 139,964,835,474.48
  5. Step 5: Solve for x
    x = 139,964,835,474.48/427,968.12
  6. Step 6: Final answer
    x = 327,045.00

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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.