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Finding the Fourth Proportional to 341,803.32, 512,618.58 and 101,861.88

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Solution

The fourth proportional to 341,803.32, 512,618.58 and 101,861.88 is: 152,767.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,803.32 : 512,618.58 = 101,861.88 : x
  2. Step 2: Convert to fraction form
    341,803.32/512,618.58 = 101,861.88/x
  3. Step 3: Cross multiply
    341,803.32x = 512,618.58 × 101,861.88
  4. Step 4: Simplify right side
    341,803.32x = 52,216,292,281.73
  5. Step 5: Solve for x
    x = 52,216,292,281.73/341,803.32
  6. Step 6: Final answer
    x = 152,767.07

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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.