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Finding the Fourth Proportional to 241,347,606.40, 362,021,409.60 and 144,601,724.80

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Solution

The fourth proportional to 241,347,606.40, 362,021,409.60 and 144,601,724.80 is: 216,902,587.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,347,606.40 : 362,021,409.60 = 144,601,724.80 : x
  2. Step 2: Convert to fraction form
    241,347,606.40/362,021,409.60 = 144,601,724.80/x
  3. Step 3: Cross multiply
    241,347,606.40x = 362,021,409.60 × 144,601,724.80
  4. Step 4: Simplify right side
    241,347,606.40x = 52,348,920,242,687,288
  5. Step 5: Solve for x
    x = 52,348,920,242,687,288/241,347,606.40
  6. Step 6: Final answer
    x = 216,902,587.20

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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.