Home / 521,723.43-719,618.16-367,002.75

Finding the Fourth Proportional to 521,723.43, 719,618.16 and 367,002.75

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Solution

The fourth proportional to 521,723.43, 719,618.16 and 367,002.75 is: 506,210.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,723.43 : 719,618.16 = 367,002.75 : x
  2. Step 2: Convert to fraction form
    521,723.43/719,618.16 = 367,002.75/x
  3. Step 3: Cross multiply
    521,723.43x = 719,618.16 × 367,002.75
  4. Step 4: Simplify right side
    521,723.43x = 264,101,843,669.94
  5. Step 5: Solve for x
    x = 264,101,843,669.94/521,723.43
  6. Step 6: Final answer
    x = 506,210.43

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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.