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Finding the Fourth Proportional to 659,653.00, 910,322.87 and 357,847.00

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Solution

The fourth proportional to 659,653.00, 910,322.87 and 357,847.00 is: 493,829.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,653.00 : 910,322.87 = 357,847.00 : x
  2. Step 2: Convert to fraction form
    659,653.00/910,322.87 = 357,847.00/x
  3. Step 3: Cross multiply
    659,653.00x = 910,322.87 × 357,847.00
  4. Step 4: Simplify right side
    659,653.00x = 325,756,303,995.85
  5. Step 5: Solve for x
    x = 325,756,303,995.85/659,653.00
  6. Step 6: Final answer
    x = 493,829.79

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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.