Home / 836,705.30-1,154,662.26-454,732.10

Finding the Fourth Proportional to 836,705.30, 1,154,662.26 and 454,732.10

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Solution

The fourth proportional to 836,705.30, 1,154,662.26 and 454,732.10 is: 627,535.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,705.30 : 1,154,662.26 = 454,732.10 : x
  2. Step 2: Convert to fraction form
    836,705.30/1,154,662.26 = 454,732.10/x
  3. Step 3: Cross multiply
    836,705.30x = 1,154,662.26 × 454,732.10
  4. Step 4: Simplify right side
    836,705.30x = 525,061,994,280.55
  5. Step 5: Solve for x
    x = 525,061,994,280.55/836,705.30
  6. Step 6: Final answer
    x = 627,535.16

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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.