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Finding the Fourth Proportional to 360,500.58, 540,752.04 and 135,800.64

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Solution

The fourth proportional to 360,500.58, 540,752.04 and 135,800.64 is: 203,701.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,500.58 : 540,752.04 = 135,800.64 : x
  2. Step 2: Convert to fraction form
    360,500.58/540,752.04 = 135,800.64/x
  3. Step 3: Cross multiply
    360,500.58x = 540,752.04 × 135,800.64
  4. Step 4: Simplify right side
    360,500.58x = 73,434,473,113.31
  5. Step 5: Solve for x
    x = 73,434,473,113.31/360,500.58
  6. Step 6: Final answer
    x = 203,701.40

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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.