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Finding the Fourth Proportional to 360,570.36, 540,869.04 and 107,854.14

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Solution

The fourth proportional to 360,570.36, 540,869.04 and 107,854.14 is: 161,785.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,570.36 : 540,869.04 = 107,854.14 : x
  2. Step 2: Convert to fraction form
    360,570.36/540,869.04 = 107,854.14/x
  3. Step 3: Cross multiply
    360,570.36x = 540,869.04 × 107,854.14
  4. Step 4: Simplify right side
    360,570.36x = 58,334,965,161.83
  5. Step 5: Solve for x
    x = 58,334,965,161.83/360,570.36
  6. Step 6: Final answer
    x = 161,785.25

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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.