Home / 836,522.64-1,154,408.16-454,549.42

Finding the Fourth Proportional to 836,522.64, 1,154,408.16 and 454,549.42

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Solution

The fourth proportional to 836,522.64, 1,154,408.16 and 454,549.42 is: 627,281.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,522.64 : 1,154,408.16 = 454,549.42 : x
  2. Step 2: Convert to fraction form
    836,522.64/1,154,408.16 = 454,549.42/x
  3. Step 3: Cross multiply
    836,522.64x = 1,154,408.16 × 454,549.42
  4. Step 4: Simplify right side
    836,522.64x = 524,735,559,571.27
  5. Step 5: Solve for x
    x = 524,735,559,571.27/836,522.64
  6. Step 6: Final answer
    x = 627,281.96

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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.