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Finding the Fourth Proportional to 556,560.52, 834,875.86 and 157,232.09

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Solution

The fourth proportional to 556,560.52, 834,875.86 and 157,232.09 is: 235,858.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,560.52 : 834,875.86 = 157,232.09 : x
  2. Step 2: Convert to fraction form
    556,560.52/834,875.86 = 157,232.09/x
  3. Step 3: Cross multiply
    556,560.52x = 834,875.86 × 157,232.09
  4. Step 4: Simplify right side
    556,560.52x = 131,269,273,651.09
  5. Step 5: Solve for x
    x = 131,269,273,651.09/556,560.52
  6. Step 6: Final answer
    x = 235,858.04

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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.