Home / 836,503.70-1,154,372.72-454,530.38

Finding the Fourth Proportional to 836,503.70, 1,154,372.72 and 454,530.38

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Solution

The fourth proportional to 836,503.70, 1,154,372.72 and 454,530.38 is: 627,250.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,503.70 : 1,154,372.72 = 454,530.38 : x
  2. Step 2: Convert to fraction form
    836,503.70/1,154,372.72 = 454,530.38/x
  3. Step 3: Cross multiply
    836,503.70x = 1,154,372.72 × 454,530.38
  4. Step 4: Simplify right side
    836,503.70x = 524,697,463,038.72
  5. Step 5: Solve for x
    x = 524,697,463,038.72/836,503.70
  6. Step 6: Final answer
    x = 627,250.62

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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.