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Finding the Fourth Proportional to 544,364.95, 751,265.66 and 326,581.80

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Solution

The fourth proportional to 544,364.95, 751,265.66 and 326,581.80 is: 450,708.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,364.95 : 751,265.66 = 326,581.80 : x
  2. Step 2: Convert to fraction form
    544,364.95/751,265.66 = 326,581.80/x
  3. Step 3: Cross multiply
    544,364.95x = 751,265.66 × 326,581.80
  4. Step 4: Simplify right side
    544,364.95x = 245,349,691,520.99
  5. Step 5: Solve for x
    x = 245,349,691,520.99/544,364.95
  6. Step 6: Final answer
    x = 450,708.10

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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.