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Finding the Fourth Proportional to 851,194.86, 1,174,626.72 and 464,017.92

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Solution

The fourth proportional to 851,194.86, 1,174,626.72 and 464,017.92 is: 640,332.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,194.86 : 1,174,626.72 = 464,017.92 : x
  2. Step 2: Convert to fraction form
    851,194.86/1,174,626.72 = 464,017.92/x
  3. Step 3: Cross multiply
    851,194.86x = 1,174,626.72 × 464,017.92
  4. Step 4: Simplify right side
    851,194.86x = 545,047,847,390.82
  5. Step 5: Solve for x
    x = 545,047,847,390.82/851,194.86
  6. Step 6: Final answer
    x = 640,332.63

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