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Finding the Fourth Proportional to 573,003,221.40, 859,504,832.10 and 573,003,221.40

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Solution

The fourth proportional to 573,003,221.40, 859,504,832.10 and 573,003,221.40 is: 859,504,832.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,003,221.40 : 859,504,832.10 = 573,003,221.40 : x
  2. Step 2: Convert to fraction form
    573,003,221.40/859,504,832.10 = 573,003,221.40/x
  3. Step 3: Cross multiply
    573,003,221.40x = 859,504,832.10 × 573,003,221.40
  4. Step 4: Simplify right side
    573,003,221.40x = 492,499,037,602,166,144
  5. Step 5: Solve for x
    x = 492,499,037,602,166,144/573,003,221.40
  6. Step 6: Final answer
    x = 859,504,832.10

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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.