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Finding the Fourth Proportional to 246,822.60, 370,233.90 and 147,095.40

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Solution

The fourth proportional to 246,822.60, 370,233.90 and 147,095.40 is: 220,643.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,822.60 : 370,233.90 = 147,095.40 : x
  2. Step 2: Convert to fraction form
    246,822.60/370,233.90 = 147,095.40/x
  3. Step 3: Cross multiply
    246,822.60x = 370,233.90 × 147,095.40
  4. Step 4: Simplify right side
    246,822.60x = 54,459,703,614.06
  5. Step 5: Solve for x
    x = 54,459,703,614.06/246,822.60
  6. Step 6: Final answer
    x = 220,643.10

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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.