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Finding the Fourth Proportional to 575,573.77, 863,360.04 and 196,463.05

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Solution

The fourth proportional to 575,573.77, 863,360.04 and 196,463.05 is: 294,694.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,573.77 : 863,360.04 = 196,463.05 : x
  2. Step 2: Convert to fraction form
    575,573.77/863,360.04 = 196,463.05/x
  3. Step 3: Cross multiply
    575,573.77x = 863,360.04 × 196,463.05
  4. Step 4: Simplify right side
    575,573.77x = 169,618,345,284.86
  5. Step 5: Solve for x
    x = 169,618,345,284.86/575,573.77
  6. Step 6: Final answer
    x = 294,694.36

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Double scale
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Similar ratio
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1.5x scale

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.