Home / 836,096.40-1,153,815.12-454,122.72

Finding the Fourth Proportional to 836,096.40, 1,153,815.12 and 454,122.72

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Solution

The fourth proportional to 836,096.40, 1,153,815.12 and 454,122.72 is: 626,690.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,096.40 : 1,153,815.12 = 454,122.72 : x
  2. Step 2: Convert to fraction form
    836,096.40/1,153,815.12 = 454,122.72/x
  3. Step 3: Cross multiply
    836,096.40x = 1,153,815.12 × 454,122.72
  4. Step 4: Simplify right side
    836,096.40x = 523,973,660,671.53
  5. Step 5: Solve for x
    x = 523,973,660,671.53/836,096.40
  6. Step 6: Final answer
    x = 626,690.49

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Double scale
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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.