Home / 836,647.56-1,154,580.93-454,674.30

Finding the Fourth Proportional to 836,647.56, 1,154,580.93 and 454,674.30

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Solution

The fourth proportional to 836,647.56, 1,154,580.93 and 454,674.30 is: 627,454.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,647.56 : 1,154,580.93 = 454,674.30 : x
  2. Step 2: Convert to fraction form
    836,647.56/1,154,580.93 = 454,674.30/x
  3. Step 3: Cross multiply
    836,647.56x = 1,154,580.93 × 454,674.30
  4. Step 4: Simplify right side
    836,647.56x = 524,958,276,141.10
  5. Step 5: Solve for x
    x = 524,958,276,141.10/836,647.56
  6. Step 6: Final answer
    x = 627,454.50

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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.