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Finding the Fourth Proportional to 360,267.51, 540,499.68 and 107,559.66

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Solution

The fourth proportional to 360,267.51, 540,499.68 and 107,559.66 is: 161,368.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,267.51 : 540,499.68 = 107,559.66 : x
  2. Step 2: Convert to fraction form
    360,267.51/540,499.68 = 107,559.66/x
  3. Step 3: Cross multiply
    360,267.51x = 540,499.68 × 107,559.66
  4. Step 4: Simplify right side
    360,267.51x = 58,135,961,810.91
  5. Step 5: Solve for x
    x = 58,135,961,810.91/360,267.51
  6. Step 6: Final answer
    x = 161,368.87

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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.