Home / 684,884.39-944,926.22-413,035.43

Finding the Fourth Proportional to 684,884.39, 944,926.22 and 413,035.43

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Solution

The fourth proportional to 684,884.39, 944,926.22 and 413,035.43 is: 569,859.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,884.39 : 944,926.22 = 413,035.43 : x
  2. Step 2: Convert to fraction form
    684,884.39/944,926.22 = 413,035.43/x
  3. Step 3: Cross multiply
    684,884.39x = 944,926.22 × 413,035.43
  4. Step 4: Simplify right side
    684,884.39x = 390,288,003,903.93
  5. Step 5: Solve for x
    x = 390,288,003,903.93/684,884.39
  6. Step 6: Final answer
    x = 569,859.69

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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.