Home / 684,180.24-944,011.79-408,484.38

Finding the Fourth Proportional to 684,180.24, 944,011.79 and 408,484.38

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Solution

The fourth proportional to 684,180.24, 944,011.79 and 408,484.38 is: 563,614.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,180.24 : 944,011.79 = 408,484.38 : x
  2. Step 2: Convert to fraction form
    684,180.24/944,011.79 = 408,484.38/x
  3. Step 3: Cross multiply
    684,180.24x = 944,011.79 × 408,484.38
  4. Step 4: Simplify right side
    684,180.24x = 385,614,068,708.42
  5. Step 5: Solve for x
    x = 385,614,068,708.42/684,180.24
  6. Step 6: Final answer
    x = 563,614.74

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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.