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Finding the Fourth Proportional to 650,661.11, 897,931.34 and 364,173.83

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Solution

The fourth proportional to 650,661.11, 897,931.34 and 364,173.83 is: 502,570.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,661.11 : 897,931.34 = 364,173.83 : x
  2. Step 2: Convert to fraction form
    650,661.11/897,931.34 = 364,173.83/x
  3. Step 3: Cross multiply
    650,661.11x = 897,931.34 × 364,173.83
  4. Step 4: Simplify right side
    650,661.11x = 327,003,088,854.31
  5. Step 5: Solve for x
    x = 327,003,088,854.31/650,661.11
  6. Step 6: Final answer
    x = 502,570.52

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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.