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Finding the Fourth Proportional to 543,881.44, 750,314.91 and 362,416.33

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Solution

The fourth proportional to 543,881.44, 750,314.91 and 362,416.33 is: 499,973.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,881.44 : 750,314.91 = 362,416.33 : x
  2. Step 2: Convert to fraction form
    543,881.44/750,314.91 = 362,416.33/x
  3. Step 3: Cross multiply
    543,881.44x = 750,314.91 × 362,416.33
  4. Step 4: Simplify right side
    543,881.44x = 271,926,376,026.48
  5. Step 5: Solve for x
    x = 271,926,376,026.48/543,881.44
  6. Step 6: Final answer
    x = 499,973.63

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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.