Home / 836,453.74-1,154,289.54-454,483.26

Finding the Fourth Proportional to 836,453.74, 1,154,289.54 and 454,483.26

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Solution

The fourth proportional to 836,453.74, 1,154,289.54 and 454,483.26 is: 627,177.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,453.74 : 1,154,289.54 = 454,483.26 : x
  2. Step 2: Convert to fraction form
    836,453.74/1,154,289.54 = 454,483.26/x
  3. Step 3: Cross multiply
    836,453.74x = 1,154,289.54 × 454,483.26
  4. Step 4: Simplify right side
    836,453.74x = 524,605,273,123.10
  5. Step 5: Solve for x
    x = 524,605,273,123.10/836,453.74
  6. Step 6: Final answer
    x = 627,177.87

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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.