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Finding the Fourth Proportional to 454,807.98, 627,441.39 and 333,738.90

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Solution

The fourth proportional to 454,807.98, 627,441.39 and 333,738.90 is: 460,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,807.98 : 627,441.39 = 333,738.90 : x
  2. Step 2: Convert to fraction form
    454,807.98/627,441.39 = 333,738.90/x
  3. Step 3: Cross multiply
    454,807.98x = 627,441.39 × 333,738.90
  4. Step 4: Simplify right side
    454,807.98x = 209,401,599,313.07
  5. Step 5: Solve for x
    x = 209,401,599,313.07/454,807.98
  6. Step 6: Final answer
    x = 460,417.60

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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.