Home / 836,461.24-1,154,299.88-454,490.76

Finding the Fourth Proportional to 836,461.24, 1,154,299.88 and 454,490.76

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Solution

The fourth proportional to 836,461.24, 1,154,299.88 and 454,490.76 is: 627,188.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,461.24 : 1,154,299.88 = 454,490.76 : x
  2. Step 2: Convert to fraction form
    836,461.24/1,154,299.88 = 454,490.76/x
  3. Step 3: Cross multiply
    836,461.24x = 1,154,299.88 × 454,490.76
  4. Step 4: Simplify right side
    836,461.24x = 524,618,629,729.11
  5. Step 5: Solve for x
    x = 524,618,629,729.11/836,461.24
  6. Step 6: Final answer
    x = 627,188.21

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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.