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Finding the Fourth Proportional to 556,242.12, 834,361.56 and 201,254.76

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Solution

The fourth proportional to 556,242.12, 834,361.56 and 201,254.76 is: 301,881.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,242.12 : 834,361.56 = 201,254.76 : x
  2. Step 2: Convert to fraction form
    556,242.12/834,361.56 = 201,254.76/x
  3. Step 3: Cross multiply
    556,242.12x = 834,361.56 × 201,254.76
  4. Step 4: Simplify right side
    556,242.12x = 167,919,235,511.03
  5. Step 5: Solve for x
    x = 167,919,235,511.03/556,242.12
  6. Step 6: Final answer
    x = 301,881.55

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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.