Home / 836,476.76-1,154,344.97-454,503.55

Finding the Fourth Proportional to 836,476.76, 1,154,344.97 and 454,503.55

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Solution

The fourth proportional to 836,476.76, 1,154,344.97 and 454,503.55 is: 627,218.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,476.76 : 1,154,344.97 = 454,503.55 : x
  2. Step 2: Convert to fraction form
    836,476.76/1,154,344.97 = 454,503.55/x
  3. Step 3: Cross multiply
    836,476.76x = 1,154,344.97 × 454,503.55
  4. Step 4: Simplify right side
    836,476.76x = 524,653,885,040.04
  5. Step 5: Solve for x
    x = 524,653,885,040.04/836,476.76
  6. Step 6: Final answer
    x = 627,218.72

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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.