Home / 836,561.49-1,154,471.94-454,612.87

Finding the Fourth Proportional to 836,561.49, 1,154,471.94 and 454,612.87

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Solution

The fourth proportional to 836,561.49, 1,154,471.94 and 454,612.87 is: 627,375.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,561.49 : 1,154,471.94 = 454,612.87 : x
  2. Step 2: Convert to fraction form
    836,561.49/1,154,471.94 = 454,612.87/x
  3. Step 3: Cross multiply
    836,561.49x = 1,154,471.94 × 454,612.87
  4. Step 4: Simplify right side
    836,561.49x = 524,837,803,420.96
  5. Step 5: Solve for x
    x = 524,837,803,420.96/836,561.49
  6. Step 6: Final answer
    x = 627,375.05

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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.