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Finding the Fourth Proportional to 505,614,852, 697,748,496.48 and 273,827,844

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Solution

The fourth proportional to 505,614,852, 697,748,496.48 and 273,827,844 is: 377,882,425.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,614,852 : 697,748,496.48 = 273,827,844 : x
  2. Step 2: Convert to fraction form
    505,614,852/697,748,496.48 = 273,827,844/x
  3. Step 3: Cross multiply
    505,614,852x = 697,748,496.48 × 273,827,844
  4. Step 4: Simplify right side
    505,614,852x = 191,062,966,445,360,000
  5. Step 5: Solve for x
    x = 191,062,966,445,360,000/505,614,852
  6. Step 6: Final answer
    x = 377,882,425.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.