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Finding the Fourth Proportional to 556,212.97, 834,443.64 and 236,374.98

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Solution

The fourth proportional to 556,212.97, 834,443.64 and 236,374.98 is: 354,615.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,212.97 : 834,443.64 = 236,374.98 : x
  2. Step 2: Convert to fraction form
    556,212.97/834,443.64 = 236,374.98/x
  3. Step 3: Cross multiply
    556,212.97x = 834,443.64 × 236,374.98
  4. Step 4: Simplify right side
    556,212.97x = 197,241,598,716.13
  5. Step 5: Solve for x
    x = 197,241,598,716.13/556,212.97
  6. Step 6: Final answer
    x = 354,615.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.