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Finding the Fourth Proportional to 341,761.32, 512,666.64 and 98,592.30

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Solution

The fourth proportional to 341,761.32, 512,666.64 and 98,592.30 is: 147,895.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,761.32 : 512,666.64 = 98,592.30 : x
  2. Step 2: Convert to fraction form
    341,761.32/512,666.64 = 98,592.30/x
  3. Step 3: Cross multiply
    341,761.32x = 512,666.64 × 98,592.30
  4. Step 4: Simplify right side
    341,761.32x = 50,544,983,170.87
  5. Step 5: Solve for x
    x = 50,544,983,170.87/341,761.32
  6. Step 6: Final answer
    x = 147,895.56

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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.