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Finding the Fourth Proportional to 348,562.06, 522,832.11 and 99,244.06

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Solution

The fourth proportional to 348,562.06, 522,832.11 and 99,244.06 is: 148,862.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,562.06 : 522,832.11 = 99,244.06 : x
  2. Step 2: Convert to fraction form
    348,562.06/522,832.11 = 99,244.06/x
  3. Step 3: Cross multiply
    348,562.06x = 522,832.11 × 99,244.06
  4. Step 4: Simplify right side
    348,562.06x = 51,887,981,294.77
  5. Step 5: Solve for x
    x = 51,887,981,294.77/348,562.06
  6. Step 6: Final answer
    x = 148,862.96

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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.