Home / 836,738.88-1,154,699.81-454,765.70

Finding the Fourth Proportional to 836,738.88, 1,154,699.81 and 454,765.70

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Solution

The fourth proportional to 836,738.88, 1,154,699.81 and 454,765.70 is: 627,576.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,738.88 : 1,154,699.81 = 454,765.70 : x
  2. Step 2: Convert to fraction form
    836,738.88/1,154,699.81 = 454,765.70/x
  3. Step 3: Cross multiply
    836,738.88x = 1,154,699.81 × 454,765.70
  4. Step 4: Simplify right side
    836,738.88x = 525,117,859,337.19
  5. Step 5: Solve for x
    x = 525,117,859,337.19/836,738.88
  6. Step 6: Final answer
    x = 627,576.74

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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.