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Finding the Fourth Proportional to 341,511.83, 512,210.16 and 125,325.85

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Solution

The fourth proportional to 341,511.83, 512,210.16 and 125,325.85 is: 187,967.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,511.83 : 512,210.16 = 125,325.85 : x
  2. Step 2: Convert to fraction form
    341,511.83/512,210.16 = 125,325.85/x
  3. Step 3: Cross multiply
    341,511.83x = 512,210.16 × 125,325.85
  4. Step 4: Simplify right side
    341,511.83x = 64,193,173,680.64
  5. Step 5: Solve for x
    x = 64,193,173,680.64/341,511.83
  6. Step 6: Final answer
    x = 187,967.64

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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.