Home / 836,522.79-1,154,408.75-454,549.56

Finding the Fourth Proportional to 836,522.79, 1,154,408.75 and 454,549.56

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Solution

The fourth proportional to 836,522.79, 1,154,408.75 and 454,549.56 is: 627,282.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,522.79 : 1,154,408.75 = 454,549.56 : x
  2. Step 2: Convert to fraction form
    836,522.79/1,154,408.75 = 454,549.56/x
  3. Step 3: Cross multiply
    836,522.79x = 1,154,408.75 × 454,549.56
  4. Step 4: Simplify right side
    836,522.79x = 524,735,989,372.65
  5. Step 5: Solve for x
    x = 524,735,989,372.65/836,522.79
  6. Step 6: Final answer
    x = 627,282.36

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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.