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Finding the Fourth Proportional to 341,538.77, 512,250.55 and 125,352.81

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Solution

The fourth proportional to 341,538.77, 512,250.55 and 125,352.81 is: 188,008.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,538.77 : 512,250.55 = 125,352.81 : x
  2. Step 2: Convert to fraction form
    341,538.77/512,250.55 = 125,352.81/x
  3. Step 3: Cross multiply
    341,538.77x = 512,250.55 × 125,352.81
  4. Step 4: Simplify right side
    341,538.77x = 64,212,045,553.16
  5. Step 5: Solve for x
    x = 64,212,045,553.16/341,538.77
  6. Step 6: Final answer
    x = 188,008.07

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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.