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Finding the Fourth Proportional to 575,541.71, 863,379.26 and 191,324.96

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Solution

The fourth proportional to 575,541.71, 863,379.26 and 191,324.96 is: 287,009.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,541.71 : 863,379.26 = 191,324.96 : x
  2. Step 2: Convert to fraction form
    575,541.71/863,379.26 = 191,324.96/x
  3. Step 3: Cross multiply
    575,541.71x = 863,379.26 × 191,324.96
  4. Step 4: Simplify right side
    575,541.71x = 165,186,001,427.71
  5. Step 5: Solve for x
    x = 165,186,001,427.71/575,541.71
  6. Step 6: Final answer
    x = 287,009.61

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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.