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Finding the Fourth Proportional to 541,137.14, 747,069.57 and 326,331.62

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Solution

The fourth proportional to 541,137.14, 747,069.57 and 326,331.62 is: 450,518.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,137.14 : 747,069.57 = 326,331.62 : x
  2. Step 2: Convert to fraction form
    541,137.14/747,069.57 = 326,331.62/x
  3. Step 3: Cross multiply
    541,137.14x = 747,069.57 × 326,331.62
  4. Step 4: Simplify right side
    541,137.14x = 243,792,423,030.80
  5. Step 5: Solve for x
    x = 243,792,423,030.80/541,137.14
  6. Step 6: Final answer
    x = 450,518.74

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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.