Home / 836,815.50-1,154,801.07-454,844.34

Finding the Fourth Proportional to 836,815.50, 1,154,801.07 and 454,844.34

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Solution

The fourth proportional to 836,815.50, 1,154,801.07 and 454,844.34 is: 627,682.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,815.50 : 1,154,801.07 = 454,844.34 : x
  2. Step 2: Convert to fraction form
    836,815.50/1,154,801.07 = 454,844.34/x
  3. Step 3: Cross multiply
    836,815.50x = 1,154,801.07 × 454,844.34
  4. Step 4: Simplify right side
    836,815.50x = 525,254,730,515.44
  5. Step 5: Solve for x
    x = 525,254,730,515.44/836,815.50
  6. Step 6: Final answer
    x = 627,682.84

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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.